Home / 1,282,404,474.04-1,924,850,610.24-618,885,440.14

Finding the Fourth Proportional to 1,282,404,474.04, 1,924,850,610.24 and 618,885,440.14

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Solution

The fourth proportional to 1,282,404,474.04, 1,924,850,610.24 and 618,885,440.14 is: 928,928,463.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,404,474.04 : 1,924,850,610.24 = 618,885,440.14 : x
  2. Step 2: Convert to fraction form
    1,282,404,474.04/1,924,850,610.24 = 618,885,440.14/x
  3. Step 3: Cross multiply
    1,282,404,474.04x = 1,924,850,610.24 × 618,885,440.14
  4. Step 4: Simplify right side
    1,282,404,474.04x = 1,191,262,017,122,129,920
  5. Step 5: Solve for x
    x = 1,191,262,017,122,129,920/1,282,404,474.04
  6. Step 6: Final answer
    x = 928,928,463.08

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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.