Home / 996,650,117.40-1,494,975,176.10-478,955,724.60

Finding the Fourth Proportional to 996,650,117.40, 1,494,975,176.10 and 478,955,724.60

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Solution

The fourth proportional to 996,650,117.40, 1,494,975,176.10 and 478,955,724.60 is: 718,433,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,650,117.40 : 1,494,975,176.10 = 478,955,724.60 : x
  2. Step 2: Convert to fraction form
    996,650,117.40/1,494,975,176.10 = 478,955,724.60/x
  3. Step 3: Cross multiply
    996,650,117.40x = 1,494,975,176.10 × 478,955,724.60
  4. Step 4: Simplify right side
    996,650,117.40x = 716,026,918,727,988,096
  5. Step 5: Solve for x
    x = 716,026,918,727,988,096/996,650,117.40
  6. Step 6: Final answer
    x = 718,433,586.90

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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.