Home / 545,966,474.40-818,949,711.60-177,500,714.40

Finding the Fourth Proportional to 545,966,474.40, 818,949,711.60 and 177,500,714.40

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Solution

The fourth proportional to 545,966,474.40, 818,949,711.60 and 177,500,714.40 is: 266,251,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,966,474.40 : 818,949,711.60 = 177,500,714.40 : x
  2. Step 2: Convert to fraction form
    545,966,474.40/818,949,711.60 = 177,500,714.40/x
  3. Step 3: Cross multiply
    545,966,474.40x = 818,949,711.60 × 177,500,714.40
  4. Step 4: Simplify right side
    545,966,474.40x = 145,364,158,866,673,984
  5. Step 5: Solve for x
    x = 145,364,158,866,673,984/545,966,474.40
  6. Step 6: Final answer
    x = 266,251,071.60

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Double scale
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Similar ratio
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1.5x scale

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.