Home / 77,816,966.79-116,723,588.79-25,294,572.18

Finding the Fourth Proportional to 77,816,966.79, 116,723,588.79 and 25,294,572.18

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Solution

The fourth proportional to 77,816,966.79, 116,723,588.79 and 25,294,572.18 is: 37,941,253.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,816,966.79 : 116,723,588.79 = 25,294,572.18 : x
  2. Step 2: Convert to fraction form
    77,816,966.79/116,723,588.79 = 25,294,572.18/x
  3. Step 3: Cross multiply
    77,816,966.79x = 116,723,588.79 × 25,294,572.18
  4. Step 4: Simplify right side
    77,816,966.79x = 2,952,473,241,757,294
  5. Step 5: Solve for x
    x = 2,952,473,241,757,294/77,816,966.79
  6. Step 6: Final answer
    x = 37,941,253.22

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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.