Home / 287,092,553.60-430,125,614.40-174,713,801.60

Finding the Fourth Proportional to 287,092,553.60, 430,125,614.40 and 174,713,801.60

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Solution

The fourth proportional to 287,092,553.60, 430,125,614.40 and 174,713,801.60 is: 261,758,378.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,092,553.60 : 430,125,614.40 = 174,713,801.60 : x
  2. Step 2: Convert to fraction form
    287,092,553.60/430,125,614.40 = 174,713,801.60/x
  3. Step 3: Cross multiply
    287,092,553.60x = 430,125,614.40 × 174,713,801.60
  4. Step 4: Simplify right side
    287,092,553.60x = 75,148,881,257,359,696
  5. Step 5: Solve for x
    x = 75,148,881,257,359,696/287,092,553.60
  6. Step 6: Final answer
    x = 261,758,378.32

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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.