Home / 65,164,378,162.10-97,693,819,018.29-20,372,818,860.70

Finding the Fourth Proportional to 65,164,378,162.10, 97,693,819,018.29 and 20,372,818,860.70

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Solution

The fourth proportional to 65,164,378,162.10, 97,693,819,018.29 and 20,372,818,860.70 is: 30,542,737,225.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,164,378,162.10 : 97,693,819,018.29 = 20,372,818,860.70 : x
  2. Step 2: Convert to fraction form
    65,164,378,162.10/97,693,819,018.29 = 20,372,818,860.70/x
  3. Step 3: Cross multiply
    65,164,378,162.10x = 97,693,819,018.29 × 20,372,818,860.70
  4. Step 4: Simplify right side
    65,164,378,162.10x = 1,990,298,478,669,435,502,592
  5. Step 5: Solve for x
    x = 1,990,298,478,669,435,502,592/65,164,378,162.10
  6. Step 6: Final answer
    x = 30,542,737,225.52

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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.