Home / 126,986,981.20-190,460,066.27-34,849,196.08

Finding the Fourth Proportional to 126,986,981.20, 190,460,066.27 and 34,849,196.08

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Solution

The fourth proportional to 126,986,981.20, 190,460,066.27 and 34,849,196.08 is: 52,268,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,986,981.20 : 190,460,066.27 = 34,849,196.08 : x
  2. Step 2: Convert to fraction form
    126,986,981.20/190,460,066.27 = 34,849,196.08/x
  3. Step 3: Cross multiply
    126,986,981.20x = 190,460,066.27 × 34,849,196.08
  4. Step 4: Simplify right side
    126,986,981.20x = 6,637,380,194,202,628
  5. Step 5: Solve for x
    x = 6,637,380,194,202,628/126,986,981.20
  6. Step 6: Final answer
    x = 52,268,194.20

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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.