Home / 81,248,706.11-112,123,202.06-46,442,143.91

Finding the Fourth Proportional to 81,248,706.11, 112,123,202.06 and 46,442,143.91

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Solution

The fourth proportional to 81,248,706.11, 112,123,202.06 and 46,442,143.91 is: 64,090,151.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,248,706.11 : 112,123,202.06 = 46,442,143.91 : x
  2. Step 2: Convert to fraction form
    81,248,706.11/112,123,202.06 = 46,442,143.91/x
  3. Step 3: Cross multiply
    81,248,706.11x = 112,123,202.06 × 46,442,143.91
  4. Step 4: Simplify right side
    81,248,706.11x = 5,207,241,884,927,702
  5. Step 5: Solve for x
    x = 5,207,241,884,927,702/81,248,706.11
  6. Step 6: Final answer
    x = 64,090,151.52

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1.5x scale

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.