Home / 5,307,648,001.20-7,961,472,001.80-2,359,921,921.20

Finding the Fourth Proportional to 5,307,648,001.20, 7,961,472,001.80 and 2,359,921,921.20

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Solution

The fourth proportional to 5,307,648,001.20, 7,961,472,001.80 and 2,359,921,921.20 is: 3,539,882,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307,648,001.20 : 7,961,472,001.80 = 2,359,921,921.20 : x
  2. Step 2: Convert to fraction form
    5,307,648,001.20/7,961,472,001.80 = 2,359,921,921.20/x
  3. Step 3: Cross multiply
    5,307,648,001.20x = 7,961,472,001.80 × 2,359,921,921.20
  4. Step 4: Simplify right side
    5,307,648,001.20x = 18,788,452,302,067,863,552
  5. Step 5: Solve for x
    x = 18,788,452,302,067,863,552/5,307,648,001.20
  6. Step 6: Final answer
    x = 3,539,882,881.80

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Double scale
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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.