Home / 149,533,280.10-224,299,920.15-84,812,076.90

Finding the Fourth Proportional to 149,533,280.10, 224,299,920.15 and 84,812,076.90

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Solution

The fourth proportional to 149,533,280.10, 224,299,920.15 and 84,812,076.90 is: 127,218,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,533,280.10 : 224,299,920.15 = 84,812,076.90 : x
  2. Step 2: Convert to fraction form
    149,533,280.10/224,299,920.15 = 84,812,076.90/x
  3. Step 3: Cross multiply
    149,533,280.10x = 224,299,920.15 × 84,812,076.90
  4. Step 4: Simplify right side
    149,533,280.10x = 19,023,342,076,425,660
  5. Step 5: Solve for x
    x = 19,023,342,076,425,660/149,533,280.10
  6. Step 6: Final answer
    x = 127,218,115.35

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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.