Home / 118,206,903.80-177,310,355.70-63,787,345.40

Finding the Fourth Proportional to 118,206,903.80, 177,310,355.70 and 63,787,345.40

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Solution

The fourth proportional to 118,206,903.80, 177,310,355.70 and 63,787,345.40 is: 95,681,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,206,903.80 : 177,310,355.70 = 63,787,345.40 : x
  2. Step 2: Convert to fraction form
    118,206,903.80/177,310,355.70 = 63,787,345.40/x
  3. Step 3: Cross multiply
    118,206,903.80x = 177,310,355.70 × 63,787,345.40
  4. Step 4: Simplify right side
    118,206,903.80x = 11,310,156,902,032,758
  5. Step 5: Solve for x
    x = 11,310,156,902,032,758/118,206,903.80
  6. Step 6: Final answer
    x = 95,681,018.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.