Home / 242,551,357.81-363,826,995.17-76,671,308.25

Finding the Fourth Proportional to 242,551,357.81, 363,826,995.17 and 76,671,308.25

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Solution

The fourth proportional to 242,551,357.81, 363,826,995.17 and 76,671,308.25 is: 115,006,949.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,551,357.81 : 363,826,995.17 = 76,671,308.25 : x
  2. Step 2: Convert to fraction form
    242,551,357.81/363,826,995.17 = 76,671,308.25/x
  3. Step 3: Cross multiply
    242,551,357.81x = 363,826,995.17 × 76,671,308.25
  4. Step 4: Simplify right side
    242,551,357.81x = 27,895,091,696,103,228
  5. Step 5: Solve for x
    x = 27,895,091,696,103,228/242,551,357.81
  6. Step 6: Final answer
    x = 115,006,949.24

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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.