Home / 77,437,308.80-116,227,740.16-39,125,748.48

Finding the Fourth Proportional to 77,437,308.80, 116,227,740.16 and 39,125,748.48

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Solution

The fourth proportional to 77,437,308.80, 116,227,740.16 and 39,125,748.48 is: 58,724,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,437,308.80 : 116,227,740.16 = 39,125,748.48 : x
  2. Step 2: Convert to fraction form
    77,437,308.80/116,227,740.16 = 39,125,748.48/x
  3. Step 3: Cross multiply
    77,437,308.80x = 116,227,740.16 × 39,125,748.48
  4. Step 4: Simplify right side
    77,437,308.80x = 4,547,497,327,898,954
  5. Step 5: Solve for x
    x = 4,547,497,327,898,954/77,437,308.80
  6. Step 6: Final answer
    x = 58,724,888.54

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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.