Home / 976,793,917.40-1,465,190,876.10-589,373,428.40

Finding the Fourth Proportional to 976,793,917.40, 1,465,190,876.10 and 589,373,428.40

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Solution

The fourth proportional to 976,793,917.40, 1,465,190,876.10 and 589,373,428.40 is: 884,060,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,793,917.40 : 1,465,190,876.10 = 589,373,428.40 : x
  2. Step 2: Convert to fraction form
    976,793,917.40/1,465,190,876.10 = 589,373,428.40/x
  3. Step 3: Cross multiply
    976,793,917.40x = 1,465,190,876.10 × 589,373,428.40
  4. Step 4: Simplify right side
    976,793,917.40x = 863,544,569,907,456,512
  5. Step 5: Solve for x
    x = 863,544,569,907,456,512/976,793,917.40
  6. Step 6: Final answer
    x = 884,060,142.60

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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.