Home / 103,674,421.83-155,511,632.75-62,992,613.28

Finding the Fourth Proportional to 103,674,421.83, 155,511,632.75 and 62,992,613.28

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Solution

The fourth proportional to 103,674,421.83, 155,511,632.75 and 62,992,613.28 is: 94,488,919.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,674,421.83 : 155,511,632.75 = 62,992,613.28 : x
  2. Step 2: Convert to fraction form
    103,674,421.83/155,511,632.75 = 62,992,613.28/x
  3. Step 3: Cross multiply
    103,674,421.83x = 155,511,632.75 × 62,992,613.28
  4. Step 4: Simplify right side
    103,674,421.83x = 9,796,084,142,362,134
  5. Step 5: Solve for x
    x = 9,796,084,142,362,134/103,674,421.83
  6. Step 6: Final answer
    x = 94,488,919.92

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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.