Home / 115,602,086.28-173,551,105.64-99,311,592.88

Finding the Fourth Proportional to 115,602,086.28, 173,551,105.64 and 99,311,592.88

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Solution

The fourth proportional to 115,602,086.28, 173,551,105.64 and 99,311,592.88 is: 149,094,512.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,602,086.28 : 173,551,105.64 = 99,311,592.88 : x
  2. Step 2: Convert to fraction form
    115,602,086.28/173,551,105.64 = 99,311,592.88/x
  3. Step 3: Cross multiply
    115,602,086.28x = 173,551,105.64 × 99,311,592.88
  4. Step 4: Simplify right side
    115,602,086.28x = 17,235,636,746,263,114
  5. Step 5: Solve for x
    x = 17,235,636,746,263,114/115,602,086.28
  6. Step 6: Final answer
    x = 149,094,512.92

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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.