Home / 98,943,138,941.70-148,414,708,412.55-51,761,381,808.90

Finding the Fourth Proportional to 98,943,138,941.70, 148,414,708,412.55 and 51,761,381,808.90

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Solution

The fourth proportional to 98,943,138,941.70, 148,414,708,412.55 and 51,761,381,808.90 is: 77,642,072,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,943,138,941.70 : 148,414,708,412.55 = 51,761,381,808.90 : x
  2. Step 2: Convert to fraction form
    98,943,138,941.70/148,414,708,412.55 = 51,761,381,808.90/x
  3. Step 3: Cross multiply
    98,943,138,941.70x = 148,414,708,412.55 × 51,761,381,808.90
  4. Step 4: Simplify right side
    98,943,138,941.70x = 7,682,150,388,198,563,381,248
  5. Step 5: Solve for x
    x = 7,682,150,388,198,563,381,248/98,943,138,941.70
  6. Step 6: Final answer
    x = 77,642,072,713.35

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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.