Home / 1,488,661,403.40-2,232,992,105.10-1,465,703,152.20

Finding the Fourth Proportional to 1,488,661,403.40, 2,232,992,105.10 and 1,465,703,152.20

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Solution

The fourth proportional to 1,488,661,403.40, 2,232,992,105.10 and 1,465,703,152.20 is: 2,198,554,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,661,403.40 : 2,232,992,105.10 = 1,465,703,152.20 : x
  2. Step 2: Convert to fraction form
    1,488,661,403.40/2,232,992,105.10 = 1,465,703,152.20/x
  3. Step 3: Cross multiply
    1,488,661,403.40x = 2,232,992,105.10 × 1,465,703,152.20
  4. Step 4: Simplify right side
    1,488,661,403.40x = 3,272,903,567,282,783,744
  5. Step 5: Solve for x
    x = 3,272,903,567,282,783,744/1,488,661,403.40
  6. Step 6: Final answer
    x = 2,198,554,728.30

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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.