Home / 550,630,158.12-825,953,995.71-306,538,253.01

Finding the Fourth Proportional to 550,630,158.12, 825,953,995.71 and 306,538,253.01

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Solution

The fourth proportional to 550,630,158.12, 825,953,995.71 and 306,538,253.01 is: 459,812,255.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,630,158.12 : 825,953,995.71 = 306,538,253.01 : x
  2. Step 2: Convert to fraction form
    550,630,158.12/825,953,995.71 = 306,538,253.01/x
  3. Step 3: Cross multiply
    550,630,158.12x = 825,953,995.71 × 306,538,253.01
  4. Step 4: Simplify right side
    550,630,158.12x = 253,186,494,911,572,448
  5. Step 5: Solve for x
    x = 253,186,494,911,572,448/550,630,158.12
  6. Step 6: Final answer
    x = 459,812,255.43

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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.