Home / 74,034,752.29-102,362,986.07-64,841,041.69

Finding the Fourth Proportional to 74,034,752.29, 102,362,986.07 and 64,841,041.69

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Solution

The fourth proportional to 74,034,752.29, 102,362,986.07 and 64,841,041.69 is: 89,651,446.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,034,752.29 : 102,362,986.07 = 64,841,041.69 : x
  2. Step 2: Convert to fraction form
    74,034,752.29/102,362,986.07 = 64,841,041.69/x
  3. Step 3: Cross multiply
    74,034,752.29x = 102,362,986.07 × 64,841,041.69
  4. Step 4: Simplify right side
    74,034,752.29x = 6,637,322,646,940,800
  5. Step 5: Solve for x
    x = 6,637,322,646,940,800/74,034,752.29
  6. Step 6: Final answer
    x = 89,651,446.68

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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.