Home / 590,971,909.20-886,457,863.80-181,974,915.60

Finding the Fourth Proportional to 590,971,909.20, 886,457,863.80 and 181,974,915.60

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Solution

The fourth proportional to 590,971,909.20, 886,457,863.80 and 181,974,915.60 is: 272,962,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,971,909.20 : 886,457,863.80 = 181,974,915.60 : x
  2. Step 2: Convert to fraction form
    590,971,909.20/886,457,863.80 = 181,974,915.60/x
  3. Step 3: Cross multiply
    590,971,909.20x = 886,457,863.80 × 181,974,915.60
  4. Step 4: Simplify right side
    590,971,909.20x = 161,313,094,947,961,280
  5. Step 5: Solve for x
    x = 161,313,094,947,961,280/590,971,909.20
  6. Step 6: Final answer
    x = 272,962,373.40

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Similar ratio
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1.5x scale

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.