Home / 766,760,110.40-1,148,969,818.08-455,254,308.32

Finding the Fourth Proportional to 766,760,110.40, 1,148,969,818.08 and 455,254,308.32

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Solution

The fourth proportional to 766,760,110.40, 1,148,969,818.08 and 455,254,308.32 is: 682,186,583.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,760,110.40 : 1,148,969,818.08 = 455,254,308.32 : x
  2. Step 2: Convert to fraction form
    766,760,110.40/1,148,969,818.08 = 455,254,308.32/x
  3. Step 3: Cross multiply
    766,760,110.40x = 1,148,969,818.08 × 455,254,308.32
  4. Step 4: Simplify right side
    766,760,110.40x = 523,073,459,810,566,592
  5. Step 5: Solve for x
    x = 523,073,459,810,566,592/766,760,110.40
  6. Step 6: Final answer
    x = 682,186,583.15

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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.