Home / 440,348,924.10-660,523,386.15-133,640,544.90

Finding the Fourth Proportional to 440,348,924.10, 660,523,386.15 and 133,640,544.90

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Solution

The fourth proportional to 440,348,924.10, 660,523,386.15 and 133,640,544.90 is: 200,460,817.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,348,924.10 : 660,523,386.15 = 133,640,544.90 : x
  2. Step 2: Convert to fraction form
    440,348,924.10/660,523,386.15 = 133,640,544.90/x
  3. Step 3: Cross multiply
    440,348,924.10x = 660,523,386.15 × 133,640,544.90
  4. Step 4: Simplify right side
    440,348,924.10x = 88,272,705,244,279,120
  5. Step 5: Solve for x
    x = 88,272,705,244,279,120/440,348,924.10
  6. Step 6: Final answer
    x = 200,460,817.35

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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.