Home / 119,815,078,061.47-165,350,005,217.74-66,351,050,579.47

Finding the Fourth Proportional to 119,815,078,061.47, 165,350,005,217.74 and 66,351,050,579.47

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Solution

The fourth proportional to 119,815,078,061.47, 165,350,005,217.74 and 66,351,050,579.47 is: 91,567,328,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,815,078,061.47 : 165,350,005,217.74 = 66,351,050,579.47 : x
  2. Step 2: Convert to fraction form
    119,815,078,061.47/165,350,005,217.74 = 66,351,050,579.47/x
  3. Step 3: Cross multiply
    119,815,078,061.47x = 165,350,005,217.74 × 66,351,050,579.47
  4. Step 4: Simplify right side
    119,815,078,061.47x = 10,971,146,559,517,894,901,760
  5. Step 5: Solve for x
    x = 10,971,146,559,517,894,901,760/119,815,078,061.47
  6. Step 6: Final answer
    x = 91,567,328,061.07

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1.5x scale

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.