Home / 98,349,656.30-147,524,484.45-47,331,320.30

Finding the Fourth Proportional to 98,349,656.30, 147,524,484.45 and 47,331,320.30

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Solution

The fourth proportional to 98,349,656.30, 147,524,484.45 and 47,331,320.30 is: 70,996,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,349,656.30 : 147,524,484.45 = 47,331,320.30 : x
  2. Step 2: Convert to fraction form
    98,349,656.30/147,524,484.45 = 47,331,320.30/x
  3. Step 3: Cross multiply
    98,349,656.30x = 147,524,484.45 × 47,331,320.30
  4. Step 4: Simplify right side
    98,349,656.30x = 6,982,528,625,595,318
  5. Step 5: Solve for x
    x = 6,982,528,625,595,318/98,349,656.30
  6. Step 6: Final answer
    x = 70,996,980.45

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Double scale
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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.