Home / 149,278,223.43-223,920,878.09-40,103,533.35

Finding the Fourth Proportional to 149,278,223.43, 223,920,878.09 and 40,103,533.35

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Solution

The fourth proportional to 149,278,223.43, 223,920,878.09 and 40,103,533.35 is: 60,156,251.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,278,223.43 : 223,920,878.09 = 40,103,533.35 : x
  2. Step 2: Convert to fraction form
    149,278,223.43/223,920,878.09 = 40,103,533.35/x
  3. Step 3: Cross multiply
    149,278,223.43x = 223,920,878.09 × 40,103,533.35
  4. Step 4: Simplify right side
    149,278,223.43x = 8,980,018,402,043,082
  5. Step 5: Solve for x
    x = 8,980,018,402,043,082/149,278,223.43
  6. Step 6: Final answer
    x = 60,156,251.83

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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.