Home / 345,161,432.80-476,319,632.92-188,528,498.32

Finding the Fourth Proportional to 345,161,432.80, 476,319,632.92 and 188,528,498.32

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Solution

The fourth proportional to 345,161,432.80, 476,319,632.92 and 188,528,498.32 is: 260,167,610.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,161,432.80 : 476,319,632.92 = 188,528,498.32 : x
  2. Step 2: Convert to fraction form
    345,161,432.80/476,319,632.92 = 188,528,498.32/x
  3. Step 3: Cross multiply
    345,161,432.80x = 476,319,632.92 × 188,528,498.32
  4. Step 4: Simplify right side
    345,161,432.80x = 89,799,825,114,741,232
  5. Step 5: Solve for x
    x = 89,799,825,114,741,232/345,161,432.80
  6. Step 6: Final answer
    x = 260,167,610.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.