Home / 626,700,113.80-940,050,170.70-613,959,915.40

Finding the Fourth Proportional to 626,700,113.80, 940,050,170.70 and 613,959,915.40

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Solution

The fourth proportional to 626,700,113.80, 940,050,170.70 and 613,959,915.40 is: 920,939,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,700,113.80 : 940,050,170.70 = 613,959,915.40 : x
  2. Step 2: Convert to fraction form
    626,700,113.80/940,050,170.70 = 613,959,915.40/x
  3. Step 3: Cross multiply
    626,700,113.80x = 940,050,170.70 × 613,959,915.40
  4. Step 4: Simplify right side
    626,700,113.80x = 577,153,123,274,727,552
  5. Step 5: Solve for x
    x = 577,153,123,274,727,552/626,700,113.80
  6. Step 6: Final answer
    x = 920,939,873.10

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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.