Home / 288,684,016.20-433,026,024.30-268,276,681.80

Finding the Fourth Proportional to 288,684,016.20, 433,026,024.30 and 268,276,681.80

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Solution

The fourth proportional to 288,684,016.20, 433,026,024.30 and 268,276,681.80 is: 402,415,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,684,016.20 : 433,026,024.30 = 268,276,681.80 : x
  2. Step 2: Convert to fraction form
    288,684,016.20/433,026,024.30 = 268,276,681.80/x
  3. Step 3: Cross multiply
    288,684,016.20x = 433,026,024.30 × 268,276,681.80
  4. Step 4: Simplify right side
    288,684,016.20x = 116,170,784,932,250,176
  5. Step 5: Solve for x
    x = 116,170,784,932,250,176/288,684,016.20
  6. Step 6: Final answer
    x = 402,415,022.70

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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.