Home / 81,871,768,909.40-122,807,653,364.10-22,983,854,581.40

Finding the Fourth Proportional to 81,871,768,909.40, 122,807,653,364.10 and 22,983,854,581.40

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Solution

The fourth proportional to 81,871,768,909.40, 122,807,653,364.10 and 22,983,854,581.40 is: 34,475,781,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,871,768,909.40 : 122,807,653,364.10 = 22,983,854,581.40 : x
  2. Step 2: Convert to fraction form
    81,871,768,909.40/122,807,653,364.10 = 22,983,854,581.40/x
  3. Step 3: Cross multiply
    81,871,768,909.40x = 122,807,653,364.10 × 22,983,854,581.40
  4. Step 4: Simplify right side
    81,871,768,909.40x = 2,822,593,246,403,452,993,536
  5. Step 5: Solve for x
    x = 2,822,593,246,403,452,993,536/81,871,768,909.40
  6. Step 6: Final answer
    x = 34,475,781,872.10

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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.