Home / 155,328,020.10-232,992,030.15-152,304,711.30

Finding the Fourth Proportional to 155,328,020.10, 232,992,030.15 and 152,304,711.30

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Solution

The fourth proportional to 155,328,020.10, 232,992,030.15 and 152,304,711.30 is: 228,457,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,328,020.10 : 232,992,030.15 = 152,304,711.30 : x
  2. Step 2: Convert to fraction form
    155,328,020.10/232,992,030.15 = 152,304,711.30/x
  3. Step 3: Cross multiply
    155,328,020.10x = 232,992,030.15 × 152,304,711.30
  4. Step 4: Simplify right side
    155,328,020.10x = 35,485,783,887,196,648
  5. Step 5: Solve for x
    x = 35,485,783,887,196,648/155,328,020.10
  6. Step 6: Final answer
    x = 228,457,066.95

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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.