Home / 670,100,135.40-1,005,150,203.10-497,913,251.40

Finding the Fourth Proportional to 670,100,135.40, 1,005,150,203.10 and 497,913,251.40

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Solution

The fourth proportional to 670,100,135.40, 1,005,150,203.10 and 497,913,251.40 is: 746,869,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,100,135.40 : 1,005,150,203.10 = 497,913,251.40 : x
  2. Step 2: Convert to fraction form
    670,100,135.40/1,005,150,203.10 = 497,913,251.40/x
  3. Step 3: Cross multiply
    670,100,135.40x = 1,005,150,203.10 × 497,913,251.40
  4. Step 4: Simplify right side
    670,100,135.40x = 500,477,605,770,891,328
  5. Step 5: Solve for x
    x = 500,477,605,770,891,328/670,100,135.40
  6. Step 6: Final answer
    x = 746,869,877.10

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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.