Home / 1,341,777,729,967.40-2,012,949,300,539.20-435,144,844,113.80

Finding the Fourth Proportional to 1,341,777,729,967.40, 2,012,949,300,539.20 and 435,144,844,113.80

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Solution

The fourth proportional to 1,341,777,729,967.40, 2,012,949,300,539.20 and 435,144,844,113.80 is: 652,808,948,925.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,777,729,967.40 : 2,012,949,300,539.20 = 435,144,844,113.80 : x
  2. Step 2: Convert to fraction form
    1,341,777,729,967.40/2,012,949,300,539.20 = 435,144,844,113.80/x
  3. Step 3: Cross multiply
    1,341,777,729,967.40x = 2,012,949,300,539.20 × 435,144,844,113.80
  4. Step 4: Simplify right side
    1,341,777,729,967.40x = 875,924,509,592,112,907,419,648
  5. Step 5: Solve for x
    x = 875,924,509,592,112,907,419,648/1,341,777,729,967.40
  6. Step 6: Final answer
    x = 652,808,948,925.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.