Home / 384,169,204.80-575,900,705.04-138,465,707.04

Finding the Fourth Proportional to 384,169,204.80, 575,900,705.04 and 138,465,707.04

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Solution

The fourth proportional to 384,169,204.80, 575,900,705.04 and 138,465,707.04 is: 207,571,292.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,169,204.80 : 575,900,705.04 = 138,465,707.04 : x
  2. Step 2: Convert to fraction form
    384,169,204.80/575,900,705.04 = 138,465,707.04/x
  3. Step 3: Cross multiply
    384,169,204.80x = 575,900,705.04 × 138,465,707.04
  4. Step 4: Simplify right side
    384,169,204.80x = 79,742,498,308,198,080
  5. Step 5: Solve for x
    x = 79,742,498,308,198,080/384,169,204.80
  6. Step 6: Final answer
    x = 207,571,292.32

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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.