Home / 101,053,279.01-139,454,358.95-55,791,482.40

Finding the Fourth Proportional to 101,053,279.01, 139,454,358.95 and 55,791,482.40

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Solution

The fourth proportional to 101,053,279.01, 139,454,358.95 and 55,791,482.40 is: 76,992,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,053,279.01 : 139,454,358.95 = 55,791,482.40 : x
  2. Step 2: Convert to fraction form
    101,053,279.01/139,454,358.95 = 55,791,482.40/x
  3. Step 3: Cross multiply
    101,053,279.01x = 139,454,358.95 × 55,791,482.40
  4. Step 4: Simplify right side
    101,053,279.01x = 7,780,365,413,101,685
  5. Step 5: Solve for x
    x = 7,780,365,413,101,685/101,053,279.01
  6. Step 6: Final answer
    x = 76,992,706.12

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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.