Home / 190,532,279.04-285,533,645.76-99,474,230.40

Finding the Fourth Proportional to 190,532,279.04, 285,533,645.76 and 99,474,230.40

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Solution

The fourth proportional to 190,532,279.04, 285,533,645.76 and 99,474,230.40 is: 149,073,111.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,532,279.04 : 285,533,645.76 = 99,474,230.40 : x
  2. Step 2: Convert to fraction form
    190,532,279.04/285,533,645.76 = 99,474,230.40/x
  3. Step 3: Cross multiply
    190,532,279.04x = 285,533,645.76 × 99,474,230.40
  4. Step 4: Simplify right side
    190,532,279.04x = 28,403,239,665,282,224
  5. Step 5: Solve for x
    x = 28,403,239,665,282,224/190,532,279.04
  6. Step 6: Final answer
    x = 149,073,111.43

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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.