Home / 101,736,074.70-152,604,112.05-97,767,981.90

Finding the Fourth Proportional to 101,736,074.70, 152,604,112.05 and 97,767,981.90

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Solution

The fourth proportional to 101,736,074.70, 152,604,112.05 and 97,767,981.90 is: 146,651,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,736,074.70 : 152,604,112.05 = 97,767,981.90 : x
  2. Step 2: Convert to fraction form
    101,736,074.70/152,604,112.05 = 97,767,981.90/x
  3. Step 3: Cross multiply
    101,736,074.70x = 152,604,112.05 × 97,767,981.90
  4. Step 4: Simplify right side
    101,736,074.70x = 14,919,796,064,769,974
  5. Step 5: Solve for x
    x = 14,919,796,064,769,974/101,736,074.70
  6. Step 6: Final answer
    x = 146,651,972.85

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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.