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Finding the Fourth Proportional to 717,563,601.70, 1,007,310,020.30 and 717,563,601.70

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Solution

The fourth proportional to 717,563,601.70, 1,007,310,020.30 and 717,563,601.70 is: 1,007,310,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,563,601.70 : 1,007,310,020.30 = 717,563,601.70 : x
  2. Step 2: Convert to fraction form
    717,563,601.70/1,007,310,020.30 = 717,563,601.70/x
  3. Step 3: Cross multiply
    717,563,601.70x = 1,007,310,020.30 × 717,563,601.70
  4. Step 4: Simplify right side
    717,563,601.70x = 722,809,006,194,968,192
  5. Step 5: Solve for x
    x = 722,809,006,194,968,192/717,563,601.70
  6. Step 6: Final answer
    x = 1,007,310,020.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.