Home / 112,650,126.60-155,741,476.52-83,235,065.16

Finding the Fourth Proportional to 112,650,126.60, 155,741,476.52 and 83,235,065.16

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Solution

The fourth proportional to 112,650,126.60, 155,741,476.52 and 83,235,065.16 is: 115,074,455.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,650,126.60 : 155,741,476.52 = 83,235,065.16 : x
  2. Step 2: Convert to fraction form
    112,650,126.60/155,741,476.52 = 83,235,065.16/x
  3. Step 3: Cross multiply
    112,650,126.60x = 155,741,476.52 × 83,235,065.16
  4. Step 4: Simplify right side
    112,650,126.60x = 12,963,151,946,256,810
  5. Step 5: Solve for x
    x = 12,963,151,946,256,810/112,650,126.60
  6. Step 6: Final answer
    x = 115,074,455.20

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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.