Home / 95,014,411.20-142,521,616.80-81,409,521.60

Finding the Fourth Proportional to 95,014,411.20, 142,521,616.80 and 81,409,521.60

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Solution

The fourth proportional to 95,014,411.20, 142,521,616.80 and 81,409,521.60 is: 122,114,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,014,411.20 : 142,521,616.80 = 81,409,521.60 : x
  2. Step 2: Convert to fraction form
    95,014,411.20/142,521,616.80 = 81,409,521.60/x
  3. Step 3: Cross multiply
    95,014,411.20x = 142,521,616.80 × 81,409,521.60
  4. Step 4: Simplify right side
    95,014,411.20x = 11,602,616,641,346,524
  5. Step 5: Solve for x
    x = 11,602,616,641,346,524/95,014,411.20
  6. Step 6: Final answer
    x = 122,114,282.40

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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.