Home / 64,480,003.60-96,720,005.40-44,072,669.20

Finding the Fourth Proportional to 64,480,003.60, 96,720,005.40 and 44,072,669.20

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Solution

The fourth proportional to 64,480,003.60, 96,720,005.40 and 44,072,669.20 is: 66,109,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,480,003.60 : 96,720,005.40 = 44,072,669.20 : x
  2. Step 2: Convert to fraction form
    64,480,003.60/96,720,005.40 = 44,072,669.20/x
  3. Step 3: Cross multiply
    64,480,003.60x = 96,720,005.40 × 44,072,669.20
  4. Step 4: Simplify right side
    64,480,003.60x = 4,262,708,803,016,414
  5. Step 5: Solve for x
    x = 4,262,708,803,016,414/64,480,003.60
  6. Step 6: Final answer
    x = 66,109,003.80

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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.