Home / 96,770,143.90-145,167,657.45-48,272,787.10

Finding the Fourth Proportional to 96,770,143.90, 145,167,657.45 and 48,272,787.10

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Solution

The fourth proportional to 96,770,143.90, 145,167,657.45 and 48,272,787.10 is: 72,415,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,770,143.90 : 145,167,657.45 = 48,272,787.10 : x
  2. Step 2: Convert to fraction form
    96,770,143.90/145,167,657.45 = 48,272,787.10/x
  3. Step 3: Cross multiply
    96,770,143.90x = 145,167,657.45 × 48,272,787.10
  4. Step 4: Simplify right side
    96,770,143.90x = 7,007,647,421,889,579
  5. Step 5: Solve for x
    x = 7,007,647,421,889,579/96,770,143.90
  6. Step 6: Final answer
    x = 72,415,387.01

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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.