Home / 87,353,871,919.56-120,547,164,605.89-48,773,386,065.83

Finding the Fourth Proportional to 87,353,871,919.56, 120,547,164,605.89 and 48,773,386,065.83

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Solution

The fourth proportional to 87,353,871,919.56, 120,547,164,605.89 and 48,773,386,065.83 is: 67,306,614,684.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,353,871,919.56 : 120,547,164,605.89 = 48,773,386,065.83 : x
  2. Step 2: Convert to fraction form
    87,353,871,919.56/120,547,164,605.89 = 48,773,386,065.83/x
  3. Step 3: Cross multiply
    87,353,871,919.56x = 120,547,164,605.89 × 48,773,386,065.83
  4. Step 4: Simplify right side
    87,353,871,919.56x = 5,879,493,398,463,627,919,360
  5. Step 5: Solve for x
    x = 5,879,493,398,463,627,919,360/87,353,871,919.56
  6. Step 6: Final answer
    x = 67,306,614,684.21

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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.