Home / 99,793,875.70-149,690,813.55-48,708,666.10

Finding the Fourth Proportional to 99,793,875.70, 149,690,813.55 and 48,708,666.10

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Solution

The fourth proportional to 99,793,875.70, 149,690,813.55 and 48,708,666.10 is: 73,062,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,793,875.70 : 149,690,813.55 = 48,708,666.10 : x
  2. Step 2: Convert to fraction form
    99,793,875.70/149,690,813.55 = 48,708,666.10/x
  3. Step 3: Cross multiply
    99,793,875.70x = 149,690,813.55 × 48,708,666.10
  4. Step 4: Simplify right side
    99,793,875.70x = 7,291,239,855,444,306
  5. Step 5: Solve for x
    x = 7,291,239,855,444,306/99,793,875.70
  6. Step 6: Final answer
    x = 73,062,999.15

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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.