Home / 1,199,195,554.64-1,798,972,490.68-381,334,537.04

Finding the Fourth Proportional to 1,199,195,554.64, 1,798,972,490.68 and 381,334,537.04

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Solution

The fourth proportional to 1,199,195,554.64, 1,798,972,490.68 and 381,334,537.04 is: 572,058,776.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,195,554.64 : 1,798,972,490.68 = 381,334,537.04 : x
  2. Step 2: Convert to fraction form
    1,199,195,554.64/1,798,972,490.68 = 381,334,537.04/x
  3. Step 3: Cross multiply
    1,199,195,554.64x = 1,798,972,490.68 × 381,334,537.04
  4. Step 4: Simplify right side
    1,199,195,554.64x = 686,010,341,881,153,536
  5. Step 5: Solve for x
    x = 686,010,341,881,153,536/1,199,195,554.64
  6. Step 6: Final answer
    x = 572,058,776.59

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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.