Home / 10,306,461,663.20-15,467,754,651.60-4,786,403,679.20

Finding the Fourth Proportional to 10,306,461,663.20, 15,467,754,651.60 and 4,786,403,679.20

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Solution

The fourth proportional to 10,306,461,663.20, 15,467,754,651.60 and 4,786,403,679.20 is: 7,183,349,649.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,461,663.20 : 15,467,754,651.60 = 4,786,403,679.20 : x
  2. Step 2: Convert to fraction form
    10,306,461,663.20/15,467,754,651.60 = 4,786,403,679.20/x
  3. Step 3: Cross multiply
    10,306,461,663.20x = 15,467,754,651.60 × 4,786,403,679.20
  4. Step 4: Simplify right side
    10,306,461,663.20x = 74,034,917,773,381,156,864
  5. Step 5: Solve for x
    x = 74,034,917,773,381,156,864/10,306,461,663.20
  6. Step 6: Final answer
    x = 7,183,349,649.25

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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.