Home / 97,105,132.80-145,713,686.40-36,564,307.20

Finding the Fourth Proportional to 97,105,132.80, 145,713,686.40 and 36,564,307.20

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Solution

The fourth proportional to 97,105,132.80, 145,713,686.40 and 36,564,307.20 is: 54,867,542.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,105,132.80 : 145,713,686.40 = 36,564,307.20 : x
  2. Step 2: Convert to fraction form
    97,105,132.80/145,713,686.40 = 36,564,307.20/x
  3. Step 3: Cross multiply
    97,105,132.80x = 145,713,686.40 × 36,564,307.20
  4. Step 4: Simplify right side
    97,105,132.80x = 5,327,919,992,774,063
  5. Step 5: Solve for x
    x = 5,327,919,992,774,063/97,105,132.80
  6. Step 6: Final answer
    x = 54,867,542.42

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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.