Home / 87,216,468.89-120,353,303.12-48,056,054.18

Finding the Fourth Proportional to 87,216,468.89, 120,353,303.12 and 48,056,054.18

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Solution

The fourth proportional to 87,216,468.89, 120,353,303.12 and 48,056,054.18 is: 66,314,366.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,216,468.89 : 120,353,303.12 = 48,056,054.18 : x
  2. Step 2: Convert to fraction form
    87,216,468.89/120,353,303.12 = 48,056,054.18/x
  3. Step 3: Cross multiply
    87,216,468.89x = 120,353,303.12 × 48,056,054.18
  4. Step 4: Simplify right side
    87,216,468.89x = 5,783,704,855,476,683
  5. Step 5: Solve for x
    x = 5,783,704,855,476,683/87,216,468.89
  6. Step 6: Final answer
    x = 66,314,366.19

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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.