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Finding the Fourth Proportional to 996,818,983.18, 1,495,228,474.76 and 996,818,983.18

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Solution

The fourth proportional to 996,818,983.18, 1,495,228,474.76 and 996,818,983.18 is: 1,495,228,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,818,983.18 : 1,495,228,474.76 = 996,818,983.18 : x
  2. Step 2: Convert to fraction form
    996,818,983.18/1,495,228,474.76 = 996,818,983.18/x
  3. Step 3: Cross multiply
    996,818,983.18x = 1,495,228,474.76 × 996,818,983.18
  4. Step 4: Simplify right side
    996,818,983.18x = 1,490,472,127,832,045,312
  5. Step 5: Solve for x
    x = 1,490,472,127,832,045,312/996,818,983.18
  6. Step 6: Final answer
    x = 1,495,228,474.76

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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.