Home / 99,661,543.20-149,492,314.80-95,356,871.10

Finding the Fourth Proportional to 99,661,543.20, 149,492,314.80 and 95,356,871.10

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Solution

The fourth proportional to 99,661,543.20, 149,492,314.80 and 95,356,871.10 is: 143,035,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,661,543.20 : 149,492,314.80 = 95,356,871.10 : x
  2. Step 2: Convert to fraction form
    99,661,543.20/149,492,314.80 = 95,356,871.10/x
  3. Step 3: Cross multiply
    99,661,543.20x = 149,492,314.80 × 95,356,871.10
  4. Step 4: Simplify right side
    99,661,543.20x = 14,255,119,392,824,222
  5. Step 5: Solve for x
    x = 14,255,119,392,824,222/99,661,543.20
  6. Step 6: Final answer
    x = 143,035,306.65

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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.