Home / 90,327,347.40-135,491,021.10-29,735,200.20

Finding the Fourth Proportional to 90,327,347.40, 135,491,021.10 and 29,735,200.20

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Solution

The fourth proportional to 90,327,347.40, 135,491,021.10 and 29,735,200.20 is: 44,602,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,327,347.40 : 135,491,021.10 = 29,735,200.20 : x
  2. Step 2: Convert to fraction form
    90,327,347.40/135,491,021.10 = 29,735,200.20/x
  3. Step 3: Cross multiply
    90,327,347.40x = 135,491,021.10 × 29,735,200.20
  4. Step 4: Simplify right side
    90,327,347.40x = 4,028,852,637,710,924
  5. Step 5: Solve for x
    x = 4,028,852,637,710,924/90,327,347.40
  6. Step 6: Final answer
    x = 44,602,800.30

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1.5x scale

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.