Home / 218,465,962.34-301,487,472.31-119,353,129.25

Finding the Fourth Proportional to 218,465,962.34, 301,487,472.31 and 119,353,129.25

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Solution

The fourth proportional to 218,465,962.34, 301,487,472.31 and 119,353,129.25 is: 164,709,746.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,465,962.34 : 301,487,472.31 = 119,353,129.25 : x
  2. Step 2: Convert to fraction form
    218,465,962.34/301,487,472.31 = 119,353,129.25/x
  3. Step 3: Cross multiply
    218,465,962.34x = 301,487,472.31 × 119,353,129.25
  4. Step 4: Simplify right side
    218,465,962.34x = 35,983,473,250,326,560
  5. Step 5: Solve for x
    x = 35,983,473,250,326,560/218,465,962.34
  6. Step 6: Final answer
    x = 164,709,746.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.