Home / 1,525,431,781.04-2,288,168,929.98-434,914,849.04

Finding the Fourth Proportional to 1,525,431,781.04, 2,288,168,929.98 and 434,914,849.04

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Solution

The fourth proportional to 1,525,431,781.04, 2,288,168,929.98 and 434,914,849.04 is: 652,378,334.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,431,781.04 : 2,288,168,929.98 = 434,914,849.04 : x
  2. Step 2: Convert to fraction form
    1,525,431,781.04/2,288,168,929.98 = 434,914,849.04/x
  3. Step 3: Cross multiply
    1,525,431,781.04x = 2,288,168,929.98 × 434,914,849.04
  4. Step 4: Simplify right side
    1,525,431,781.04x = 995,158,644,760,270,080
  5. Step 5: Solve for x
    x = 995,158,644,760,270,080/1,525,431,781.04
  6. Step 6: Final answer
    x = 652,378,334.53

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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.