Home / 72,756,044.40-109,134,066.60-44,058,230.40

Finding the Fourth Proportional to 72,756,044.40, 109,134,066.60 and 44,058,230.40

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Solution

The fourth proportional to 72,756,044.40, 109,134,066.60 and 44,058,230.40 is: 66,087,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,756,044.40 : 109,134,066.60 = 44,058,230.40 : x
  2. Step 2: Convert to fraction form
    72,756,044.40/109,134,066.60 = 44,058,230.40/x
  3. Step 3: Cross multiply
    72,756,044.40x = 109,134,066.60 × 44,058,230.40
  4. Step 4: Simplify right side
    72,756,044.40x = 4,808,253,850,751,744
  5. Step 5: Solve for x
    x = 4,808,253,850,751,744/72,756,044.40
  6. Step 6: Final answer
    x = 66,087,345.60

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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.