Home / 6,487,182,988.52-8,952,660,122.28-3,629,154,707.69

Finding the Fourth Proportional to 6,487,182,988.52, 8,952,660,122.28 and 3,629,154,707.69

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Solution

The fourth proportional to 6,487,182,988.52, 8,952,660,122.28 and 3,629,154,707.69 is: 5,008,427,955.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487,182,988.52 : 8,952,660,122.28 = 3,629,154,707.69 : x
  2. Step 2: Convert to fraction form
    6,487,182,988.52/8,952,660,122.28 = 3,629,154,707.69/x
  3. Step 3: Cross multiply
    6,487,182,988.52x = 8,952,660,122.28 × 3,629,154,707.69
  4. Step 4: Simplify right side
    6,487,182,988.52x = 32,490,588,629,120,995,328
  5. Step 5: Solve for x
    x = 32,490,588,629,120,995,328/6,487,182,988.52
  6. Step 6: Final answer
    x = 5,008,427,955.03

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Double scale
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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.