Home / 103,793,096.30-155,689,644.45-65,572,501.10

Finding the Fourth Proportional to 103,793,096.30, 155,689,644.45 and 65,572,501.10

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Solution

The fourth proportional to 103,793,096.30, 155,689,644.45 and 65,572,501.10 is: 98,358,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,793,096.30 : 155,689,644.45 = 65,572,501.10 : x
  2. Step 2: Convert to fraction form
    103,793,096.30/155,689,644.45 = 65,572,501.10/x
  3. Step 3: Cross multiply
    103,793,096.30x = 155,689,644.45 × 65,572,501.10
  4. Step 4: Simplify right side
    103,793,096.30x = 10,208,959,381,956,234
  5. Step 5: Solve for x
    x = 10,208,959,381,956,234/103,793,096.30
  6. Step 6: Final answer
    x = 98,358,751.65

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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.