Home / 116,539,275.78-160,824,176.28-64,328,297.82

Finding the Fourth Proportional to 116,539,275.78, 160,824,176.28 and 64,328,297.82

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Solution

The fourth proportional to 116,539,275.78, 160,824,176.28 and 64,328,297.82 is: 88,773,037.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,539,275.78 : 160,824,176.28 = 64,328,297.82 : x
  2. Step 2: Convert to fraction form
    116,539,275.78/160,824,176.28 = 64,328,297.82/x
  3. Step 3: Cross multiply
    116,539,275.78x = 160,824,176.28 × 64,328,297.82
  4. Step 4: Simplify right side
    116,539,275.78x = 10,345,545,508,396,020
  5. Step 5: Solve for x
    x = 10,345,545,508,396,020/116,539,275.78
  6. Step 6: Final answer
    x = 88,773,037.58

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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.