Home / 116,556,631.21-160,843,934.34-64,344,545.76

Finding the Fourth Proportional to 116,556,631.21, 160,843,934.34 and 64,344,545.76

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Solution

The fourth proportional to 116,556,631.21, 160,843,934.34 and 64,344,545.76 is: 88,793,145.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,556,631.21 : 160,843,934.34 = 64,344,545.76 : x
  2. Step 2: Convert to fraction form
    116,556,631.21/160,843,934.34 = 64,344,545.76/x
  3. Step 3: Cross multiply
    116,556,631.21x = 160,843,934.34 × 64,344,545.76
  4. Step 4: Simplify right side
    116,556,631.21x = 10,349,429,893,358,566
  5. Step 5: Solve for x
    x = 10,349,429,893,358,566/116,556,631.21
  6. Step 6: Final answer
    x = 88,793,145.32

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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.