Home / 48,122,486.40-72,183,729.60-40,150,871.40

Finding the Fourth Proportional to 48,122,486.40, 72,183,729.60 and 40,150,871.40

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Solution

The fourth proportional to 48,122,486.40, 72,183,729.60 and 40,150,871.40 is: 60,226,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,122,486.40 : 72,183,729.60 = 40,150,871.40 : x
  2. Step 2: Convert to fraction form
    48,122,486.40/72,183,729.60 = 40,150,871.40/x
  3. Step 3: Cross multiply
    48,122,486.40x = 72,183,729.60 × 40,150,871.40
  4. Step 4: Simplify right side
    48,122,486.40x = 2,898,239,644,341,973
  5. Step 5: Solve for x
    x = 2,898,239,644,341,973/48,122,486.40
  6. Step 6: Final answer
    x = 60,226,307.10

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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.