Home / 99,865,479,795.20-137,824,633,879.30-60,760,803,946.96

Finding the Fourth Proportional to 99,865,479,795.20, 137,824,633,879.30 and 60,760,803,946.96

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Solution

The fourth proportional to 99,865,479,795.20, 137,824,633,879.30 and 60,760,803,946.96 is: 83,856,159,058.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,865,479,795.20 : 137,824,633,879.30 = 60,760,803,946.96 : x
  2. Step 2: Convert to fraction form
    99,865,479,795.20/137,824,633,879.30 = 60,760,803,946.96/x
  3. Step 3: Cross multiply
    99,865,479,795.20x = 137,824,633,879.30 × 60,760,803,946.96
  4. Step 4: Simplify right side
    99,865,479,795.20x = 8,374,335,558,201,687,146,496
  5. Step 5: Solve for x
    x = 8,374,335,558,201,687,146,496/99,865,479,795.20
  6. Step 6: Final answer
    x = 83,856,159,058.92

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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.