Home / 469,728,052.80-704,592,079.20-146,569,934.40

Finding the Fourth Proportional to 469,728,052.80, 704,592,079.20 and 146,569,934.40

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Solution

The fourth proportional to 469,728,052.80, 704,592,079.20 and 146,569,934.40 is: 219,854,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,728,052.80 : 704,592,079.20 = 146,569,934.40 : x
  2. Step 2: Convert to fraction form
    469,728,052.80/704,592,079.20 = 146,569,934.40/x
  3. Step 3: Cross multiply
    469,728,052.80x = 704,592,079.20 × 146,569,934.40
  4. Step 4: Simplify right side
    469,728,052.80x = 103,272,014,827,103,616
  5. Step 5: Solve for x
    x = 103,272,014,827,103,616/469,728,052.80
  6. Step 6: Final answer
    x = 219,854,901.60

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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.