Home / 116,557,711.68-160,845,428.76-64,345,628.46

Finding the Fourth Proportional to 116,557,711.68, 160,845,428.76 and 64,345,628.46

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Solution

The fourth proportional to 116,557,711.68, 160,845,428.76 and 64,345,628.46 is: 88,794,641.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,557,711.68 : 160,845,428.76 = 64,345,628.46 : x
  2. Step 2: Convert to fraction form
    116,557,711.68/160,845,428.76 = 64,345,628.46/x
  3. Step 3: Cross multiply
    116,557,711.68x = 160,845,428.76 × 64,345,628.46
  4. Step 4: Simplify right side
    116,557,711.68x = 10,349,700,198,480,358
  5. Step 5: Solve for x
    x = 10,349,700,198,480,358/116,557,711.68
  6. Step 6: Final answer
    x = 88,794,641.29

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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.