Home / 98,981,146.65-138,860,583.45-98,981,146.65

Finding the Fourth Proportional to 98,981,146.65, 138,860,583.45 and 98,981,146.65

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Solution

The fourth proportional to 98,981,146.65, 138,860,583.45 and 98,981,146.65 is: 138,860,583.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,981,146.65 : 138,860,583.45 = 98,981,146.65 : x
  2. Step 2: Convert to fraction form
    98,981,146.65/138,860,583.45 = 98,981,146.65/x
  3. Step 3: Cross multiply
    98,981,146.65x = 138,860,583.45 × 98,981,146.65
  4. Step 4: Simplify right side
    98,981,146.65x = 13,744,579,774,369,012
  5. Step 5: Solve for x
    x = 13,744,579,774,369,012/98,981,146.65
  6. Step 6: Final answer
    x = 138,860,583.45

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.