Home / 6,487,182,983.52-8,952,660,115.38-3,629,154,702.69

Finding the Fourth Proportional to 6,487,182,983.52, 8,952,660,115.38 and 3,629,154,702.69

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Solution

The fourth proportional to 6,487,182,983.52, 8,952,660,115.38 and 3,629,154,702.69 is: 5,008,427,948.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487,182,983.52 : 8,952,660,115.38 = 3,629,154,702.69 : x
  2. Step 2: Convert to fraction form
    6,487,182,983.52/8,952,660,115.38 = 3,629,154,702.69/x
  3. Step 3: Cross multiply
    6,487,182,983.52x = 8,952,660,115.38 × 3,629,154,702.69
  4. Step 4: Simplify right side
    6,487,182,983.52x = 32,490,588,559,316,520,960
  5. Step 5: Solve for x
    x = 32,490,588,559,316,520,960/6,487,182,983.52
  6. Step 6: Final answer
    x = 5,008,427,948.13

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Double scale
Find fourth proportional to 6,487,182,984.52, 8,952,660,116.76 and 3,629,154,703.69
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.