Home / 302,372,695.20-453,559,042.80-120,750,218.40

Finding the Fourth Proportional to 302,372,695.20, 453,559,042.80 and 120,750,218.40

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Solution

The fourth proportional to 302,372,695.20, 453,559,042.80 and 120,750,218.40 is: 181,125,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,372,695.20 : 453,559,042.80 = 120,750,218.40 : x
  2. Step 2: Convert to fraction form
    302,372,695.20/453,559,042.80 = 120,750,218.40/x
  3. Step 3: Cross multiply
    302,372,695.20x = 453,559,042.80 × 120,750,218.40
  4. Step 4: Simplify right side
    302,372,695.20x = 54,767,353,475,394,952
  5. Step 5: Solve for x
    x = 54,767,353,475,394,952/302,372,695.20
  6. Step 6: Final answer
    x = 181,125,327.60

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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.