Home / 90,724,151.10-136,086,226.65-52,460,399.10

Finding the Fourth Proportional to 90,724,151.10, 136,086,226.65 and 52,460,399.10

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Solution

The fourth proportional to 90,724,151.10, 136,086,226.65 and 52,460,399.10 is: 78,690,598.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,724,151.10 : 136,086,226.65 = 52,460,399.10 : x
  2. Step 2: Convert to fraction form
    90,724,151.10/136,086,226.65 = 52,460,399.10/x
  3. Step 3: Cross multiply
    90,724,151.10x = 136,086,226.65 × 52,460,399.10
  4. Step 4: Simplify right side
    90,724,151.10x = 7,139,137,762,072,057
  5. Step 5: Solve for x
    x = 7,139,137,762,072,057/90,724,151.10
  6. Step 6: Final answer
    x = 78,690,598.65

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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.