Home / 193,997,287.19-267,676,291.93-111,475,128.71

Finding the Fourth Proportional to 193,997,287.19, 267,676,291.93 and 111,475,128.71

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Solution

The fourth proportional to 193,997,287.19, 267,676,291.93 and 111,475,128.71 is: 153,812,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,997,287.19 : 267,676,291.93 = 111,475,128.71 : x
  2. Step 2: Convert to fraction form
    193,997,287.19/267,676,291.93 = 111,475,128.71/x
  3. Step 3: Cross multiply
    193,997,287.19x = 267,676,291.93 × 111,475,128.71
  4. Step 4: Simplify right side
    193,997,287.19x = 29,839,249,095,512,284
  5. Step 5: Solve for x
    x = 29,839,249,095,512,284/193,997,287.19
  6. Step 6: Final answer
    x = 153,812,713.20

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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.