Home / 106,554,136.50-147,044,708.64-57,661,564.50

Finding the Fourth Proportional to 106,554,136.50, 147,044,708.64 and 57,661,564.50

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Solution

The fourth proportional to 106,554,136.50, 147,044,708.64 and 57,661,564.50 is: 79,572,959.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,554,136.50 : 147,044,708.64 = 57,661,564.50 : x
  2. Step 2: Convert to fraction form
    106,554,136.50/147,044,708.64 = 57,661,564.50/x
  3. Step 3: Cross multiply
    106,554,136.50x = 147,044,708.64 × 57,661,564.50
  4. Step 4: Simplify right side
    106,554,136.50x = 8,478,827,951,629,066
  5. Step 5: Solve for x
    x = 8,478,827,951,629,066/106,554,136.50
  6. Step 6: Final answer
    x = 79,572,959.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.