Home / 369,971,853.12-510,523,947.72-204,928,585.92

Finding the Fourth Proportional to 369,971,853.12, 510,523,947.72 and 204,928,585.92

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Solution

The fourth proportional to 369,971,853.12, 510,523,947.72 and 204,928,585.92 is: 282,780,838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,971,853.12 : 510,523,947.72 = 204,928,585.92 : x
  2. Step 2: Convert to fraction form
    369,971,853.12/510,523,947.72 = 204,928,585.92/x
  3. Step 3: Cross multiply
    369,971,853.12x = 510,523,947.72 × 204,928,585.92
  4. Step 4: Simplify right side
    369,971,853.12x = 104,620,950,684,555,600
  5. Step 5: Solve for x
    x = 104,620,950,684,555,600/369,971,853.12
  6. Step 6: Final answer
    x = 282,780,838.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.