Home / 108,864,570.11-163,320,501.05-39,777,262.65

Finding the Fourth Proportional to 108,864,570.11, 163,320,501.05 and 39,777,262.65

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Solution

The fourth proportional to 108,864,570.11, 163,320,501.05 and 39,777,262.65 is: 59,674,533.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,864,570.11 : 163,320,501.05 = 39,777,262.65 : x
  2. Step 2: Convert to fraction form
    108,864,570.11/163,320,501.05 = 39,777,262.65/x
  3. Step 3: Cross multiply
    108,864,570.11x = 163,320,501.05 × 39,777,262.65
  4. Step 4: Simplify right side
    108,864,570.11x = 6,496,442,466,345,729
  5. Step 5: Solve for x
    x = 6,496,442,466,345,729/108,864,570.11
  6. Step 6: Final answer
    x = 59,674,533.78

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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.