Home / 155,428,663.29-233,127,017.98-51,786,674.97

Finding the Fourth Proportional to 155,428,663.29, 233,127,017.98 and 51,786,674.97

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Solution

The fourth proportional to 155,428,663.29, 233,127,017.98 and 51,786,674.97 is: 77,674,689.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,428,663.29 : 233,127,017.98 = 51,786,674.97 : x
  2. Step 2: Convert to fraction form
    155,428,663.29/233,127,017.98 = 51,786,674.97/x
  3. Step 3: Cross multiply
    155,428,663.29x = 233,127,017.98 × 51,786,674.97
  4. Step 4: Simplify right side
    155,428,663.29x = 12,072,873,106,143,472
  5. Step 5: Solve for x
    x = 12,072,873,106,143,472/155,428,663.29
  6. Step 6: Final answer
    x = 77,674,689.15

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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.