Home / 671,459,061.60-1,007,188,592.40-186,784,869.60

Finding the Fourth Proportional to 671,459,061.60, 1,007,188,592.40 and 186,784,869.60

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Solution

The fourth proportional to 671,459,061.60, 1,007,188,592.40 and 186,784,869.60 is: 280,177,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,459,061.60 : 1,007,188,592.40 = 186,784,869.60 : x
  2. Step 2: Convert to fraction form
    671,459,061.60/1,007,188,592.40 = 186,784,869.60/x
  3. Step 3: Cross multiply
    671,459,061.60x = 1,007,188,592.40 × 186,784,869.60
  4. Step 4: Simplify right side
    671,459,061.60x = 188,127,589,894,041,536
  5. Step 5: Solve for x
    x = 188,127,589,894,041,536/671,459,061.60
  6. Step 6: Final answer
    x = 280,177,304.40

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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.