Home / 367,235,779.20-550,853,668.80-137,174,970.30

Finding the Fourth Proportional to 367,235,779.20, 550,853,668.80 and 137,174,970.30

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Solution

The fourth proportional to 367,235,779.20, 550,853,668.80 and 137,174,970.30 is: 205,762,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,235,779.20 : 550,853,668.80 = 137,174,970.30 : x
  2. Step 2: Convert to fraction form
    367,235,779.20/550,853,668.80 = 137,174,970.30/x
  3. Step 3: Cross multiply
    367,235,779.20x = 550,853,668.80 × 137,174,970.30
  4. Step 4: Simplify right side
    367,235,779.20x = 75,563,335,657,286,032
  5. Step 5: Solve for x
    x = 75,563,335,657,286,032/367,235,779.20
  6. Step 6: Final answer
    x = 205,762,455.45

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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.