Home / 113,326,549.20-170,059,807.80-45,162,133.20

Finding the Fourth Proportional to 113,326,549.20, 170,059,807.80 and 45,162,133.20

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Solution

The fourth proportional to 113,326,549.20, 170,059,807.80 and 45,162,133.20 is: 67,771,089.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,326,549.20 : 170,059,807.80 = 45,162,133.20 : x
  2. Step 2: Convert to fraction form
    113,326,549.20/170,059,807.80 = 45,162,133.20/x
  3. Step 3: Cross multiply
    113,326,549.20x = 170,059,807.80 × 45,162,133.20
  4. Step 4: Simplify right side
    113,326,549.20x = 7,680,263,691,830,000
  5. Step 5: Solve for x
    x = 7,680,263,691,830,000/113,326,549.20
  6. Step 6: Final answer
    x = 67,771,089.35

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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.