Home / 186,995,218.60-280,492,827.90-155,144,722.60

Finding the Fourth Proportional to 186,995,218.60, 280,492,827.90 and 155,144,722.60

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Solution

The fourth proportional to 186,995,218.60, 280,492,827.90 and 155,144,722.60 is: 232,717,083.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,995,218.60 : 280,492,827.90 = 155,144,722.60 : x
  2. Step 2: Convert to fraction form
    186,995,218.60/280,492,827.90 = 155,144,722.60/x
  3. Step 3: Cross multiply
    186,995,218.60x = 280,492,827.90 × 155,144,722.60
  4. Step 4: Simplify right side
    186,995,218.60x = 43,516,981,975,835,032
  5. Step 5: Solve for x
    x = 43,516,981,975,835,032/186,995,218.60
  6. Step 6: Final answer
    x = 232,717,083.90

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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.