Home / 1,513,443,607.65-2,269,075,886.96-929,972,351.61

Finding the Fourth Proportional to 1,513,443,607.65, 2,269,075,886.96 and 929,972,351.61

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Solution

The fourth proportional to 1,513,443,607.65, 2,269,075,886.96 and 929,972,351.61 is: 1,394,289,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,443,607.65 : 2,269,075,886.96 = 929,972,351.61 : x
  2. Step 2: Convert to fraction form
    1,513,443,607.65/2,269,075,886.96 = 929,972,351.61/x
  3. Step 3: Cross multiply
    1,513,443,607.65x = 2,269,075,886.96 × 929,972,351.61
  4. Step 4: Simplify right side
    1,513,443,607.65x = 2,110,177,838,573,087,744
  5. Step 5: Solve for x
    x = 2,110,177,838,573,087,744/1,513,443,607.65
  6. Step 6: Final answer
    x = 1,394,289,042.49

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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.