Home / 522,213,052.52-720,657,811.55-284,060,293.20

Finding the Fourth Proportional to 522,213,052.52, 720,657,811.55 and 284,060,293.20

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Solution

The fourth proportional to 522,213,052.52, 720,657,811.55 and 284,060,293.20 is: 392,005,271.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,213,052.52 : 720,657,811.55 = 284,060,293.20 : x
  2. Step 2: Convert to fraction form
    522,213,052.52/720,657,811.55 = 284,060,293.20/x
  3. Step 3: Cross multiply
    522,213,052.52x = 720,657,811.55 × 284,060,293.20
  4. Step 4: Simplify right side
    522,213,052.52x = 204,710,269,246,473,504
  5. Step 5: Solve for x
    x = 204,710,269,246,473,504/522,213,052.52
  6. Step 6: Final answer
    x = 392,005,271.14

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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.