Home / 515,994,450.40-724,432,964-515,994,450.40

Finding the Fourth Proportional to 515,994,450.40, 724,432,964 and 515,994,450.40

Calculator

Solution

The fourth proportional to 515,994,450.40, 724,432,964 and 515,994,450.40 is: 724,432,964

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,994,450.40 : 724,432,964 = 515,994,450.40 : x
  2. Step 2: Convert to fraction form
    515,994,450.40/724,432,964 = 515,994,450.40/x
  3. Step 3: Cross multiply
    515,994,450.40x = 724,432,964 × 515,994,450.40
  4. Step 4: Simplify right side
    515,994,450.40x = 373,803,389,110,822,976
  5. Step 5: Solve for x
    x = 373,803,389,110,822,976/515,994,450.40
  6. Step 6: Final answer
    x = 724,432,964

Related Problems

Find fourth proportional to 257,997,225.20, 362,216,482 and 257,997,225.20
Half scale
Find fourth proportional to 1,031,988,900.80, 1,448,865,928 and 1,031,988,900.80
Double scale
Find fourth proportional to 515,994,451.40, 724,432,965.40 and 515,994,451.40
Similar ratio
Find fourth proportional to 773,991,675.60, 1,086,649,446 and 773,991,675.60
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.