Home / 143,914,061.40-215,693,945.10-97,855,841.40

Finding the Fourth Proportional to 143,914,061.40, 215,693,945.10 and 97,855,841.40

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Solution

The fourth proportional to 143,914,061.40, 215,693,945.10 and 97,855,841.40 is: 146,663,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,914,061.40 : 215,693,945.10 = 97,855,841.40 : x
  2. Step 2: Convert to fraction form
    143,914,061.40/215,693,945.10 = 97,855,841.40/x
  3. Step 3: Cross multiply
    143,914,061.40x = 215,693,945.10 × 97,855,841.40
  4. Step 4: Simplify right side
    143,914,061.40x = 21,106,912,482,645,908
  5. Step 5: Solve for x
    x = 21,106,912,482,645,908/143,914,061.40
  6. Step 6: Final answer
    x = 146,663,309.18

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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.