Home / 98,052,396.30-135,310,671.86-54,003,493.76

Finding the Fourth Proportional to 98,052,396.30, 135,310,671.86 and 54,003,493.76

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Solution

The fourth proportional to 98,052,396.30, 135,310,671.86 and 54,003,493.76 is: 74,523,920.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,052,396.30 : 135,310,671.86 = 54,003,493.76 : x
  2. Step 2: Convert to fraction form
    98,052,396.30/135,310,671.86 = 54,003,493.76/x
  3. Step 3: Cross multiply
    98,052,396.30x = 135,310,671.86 × 54,003,493.76
  4. Step 4: Simplify right side
    98,052,396.30x = 7,307,249,022,506,347
  5. Step 5: Solve for x
    x = 7,307,249,022,506,347/98,052,396.30
  6. Step 6: Final answer
    x = 74,523,920.87

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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.