Home / 97,791,948,001.40-146,687,922,002.10-78,200,906,977.40

Finding the Fourth Proportional to 97,791,948,001.40, 146,687,922,002.10 and 78,200,906,977.40

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Solution

The fourth proportional to 97,791,948,001.40, 146,687,922,002.10 and 78,200,906,977.40 is: 117,301,360,466.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,791,948,001.40 : 146,687,922,002.10 = 78,200,906,977.40 : x
  2. Step 2: Convert to fraction form
    97,791,948,001.40/146,687,922,002.10 = 78,200,906,977.40/x
  3. Step 3: Cross multiply
    97,791,948,001.40x = 146,687,922,002.10 × 78,200,906,977.40
  4. Step 4: Simplify right side
    97,791,948,001.40x = 11,471,128,543,194,328,858,624
  5. Step 5: Solve for x
    x = 11,471,128,543,194,328,858,624/97,791,948,001.40
  6. Step 6: Final answer
    x = 117,301,360,466.10

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1.5x scale

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.