Home / 500,832,000.40-751,248,000.60-137,325,773.20

Finding the Fourth Proportional to 500,832,000.40, 751,248,000.60 and 137,325,773.20

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Solution

The fourth proportional to 500,832,000.40, 751,248,000.60 and 137,325,773.20 is: 205,988,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,832,000.40 : 751,248,000.60 = 137,325,773.20 : x
  2. Step 2: Convert to fraction form
    500,832,000.40/751,248,000.60 = 137,325,773.20/x
  3. Step 3: Cross multiply
    500,832,000.40x = 751,248,000.60 × 137,325,773.20
  4. Step 4: Simplify right side
    500,832,000.40x = 103,165,712,547,349,056
  5. Step 5: Solve for x
    x = 103,165,712,547,349,056/500,832,000.40
  6. Step 6: Final answer
    x = 205,988,659.80

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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.