Home / 268,120,933.03-370,037,886.47-156,639,641.39

Finding the Fourth Proportional to 268,120,933.03, 370,037,886.47 and 156,639,641.39

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Solution

The fourth proportional to 268,120,933.03, 370,037,886.47 and 156,639,641.39 is: 216,180,815.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,120,933.03 : 370,037,886.47 = 156,639,641.39 : x
  2. Step 2: Convert to fraction form
    268,120,933.03/370,037,886.47 = 156,639,641.39/x
  3. Step 3: Cross multiply
    268,120,933.03x = 370,037,886.47 × 156,639,641.39
  4. Step 4: Simplify right side
    268,120,933.03x = 57,962,601,837,374,336
  5. Step 5: Solve for x
    x = 57,962,601,837,374,336/268,120,933.03
  6. Step 6: Final answer
    x = 216,180,815.06

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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.