Home / 1,127,675,920.60-1,691,009,996.10-437,353,744.60

Finding the Fourth Proportional to 1,127,675,920.60, 1,691,009,996.10 and 437,353,744.60

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Solution

The fourth proportional to 1,127,675,920.60, 1,691,009,996.10 and 437,353,744.60 is: 655,835,192.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,675,920.60 : 1,691,009,996.10 = 437,353,744.60 : x
  2. Step 2: Convert to fraction form
    1,127,675,920.60/1,691,009,996.10 = 437,353,744.60/x
  3. Step 3: Cross multiply
    1,127,675,920.60x = 1,691,009,996.10 × 437,353,744.60
  4. Step 4: Simplify right side
    1,127,675,920.60x = 739,569,553,950,366,336
  5. Step 5: Solve for x
    x = 739,569,553,950,366,336/1,127,675,920.60
  6. Step 6: Final answer
    x = 655,835,192.04

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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.