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Finding the Fourth Proportional to 1,062,883,640.70, 1,594,325,461.05 and 729,988,998.30

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Solution

The fourth proportional to 1,062,883,640.70, 1,594,325,461.05 and 729,988,998.30 is: 1,094,983,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,883,640.70 : 1,594,325,461.05 = 729,988,998.30 : x
  2. Step 2: Convert to fraction form
    1,062,883,640.70/1,594,325,461.05 = 729,988,998.30/x
  3. Step 3: Cross multiply
    1,062,883,640.70x = 1,594,325,461.05 × 729,988,998.30
  4. Step 4: Simplify right side
    1,062,883,640.70x = 1,163,840,046,276,075,008
  5. Step 5: Solve for x
    x = 1,163,840,046,276,075,008/1,062,883,640.70
  6. Step 6: Final answer
    x = 1,094,983,497.45

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Double scale
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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.