Home / 638,842,029.60-881,604,657.48-345,486,597.60

Finding the Fourth Proportional to 638,842,029.60, 881,604,657.48 and 345,486,597.60

Calculator

Solution

The fourth proportional to 638,842,029.60, 881,604,657.48 and 345,486,597.60 is: 476,772,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,842,029.60 : 881,604,657.48 = 345,486,597.60 : x
  2. Step 2: Convert to fraction form
    638,842,029.60/881,604,657.48 = 345,486,597.60/x
  3. Step 3: Cross multiply
    638,842,029.60x = 881,604,657.48 × 345,486,597.60
  4. Step 4: Simplify right side
    638,842,029.60x = 304,582,593,541,078,592
  5. Step 5: Solve for x
    x = 304,582,593,541,078,592/638,842,029.60
  6. Step 6: Final answer
    x = 476,772,941.40

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.