Home / 717,456,416.10-1,076,184,624.15-543,994,073.70

Finding the Fourth Proportional to 717,456,416.10, 1,076,184,624.15 and 543,994,073.70

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Solution

The fourth proportional to 717,456,416.10, 1,076,184,624.15 and 543,994,073.70 is: 815,991,110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,456,416.10 : 1,076,184,624.15 = 543,994,073.70 : x
  2. Step 2: Convert to fraction form
    717,456,416.10/1,076,184,624.15 = 543,994,073.70/x
  3. Step 3: Cross multiply
    717,456,416.10x = 1,076,184,624.15 × 543,994,073.70
  4. Step 4: Simplify right side
    717,456,416.10x = 585,438,057,744,662,016
  5. Step 5: Solve for x
    x = 585,438,057,744,662,016/717,456,416.10
  6. Step 6: Final answer
    x = 815,991,110.55

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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.