Home / 91,808,883.36-126,686,627.10-52,103,769.84

Finding the Fourth Proportional to 91,808,883.36, 126,686,627.10 and 52,103,769.84

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Solution

The fourth proportional to 91,808,883.36, 126,686,627.10 and 52,103,769.84 is: 71,897,736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,808,883.36 : 126,686,627.10 = 52,103,769.84 : x
  2. Step 2: Convert to fraction form
    91,808,883.36/126,686,627.10 = 52,103,769.84/x
  3. Step 3: Cross multiply
    91,808,883.36x = 126,686,627.10 × 52,103,769.84
  4. Step 4: Simplify right side
    91,808,883.36x = 6,600,850,860,224,307
  5. Step 5: Solve for x
    x = 6,600,850,860,224,307/91,808,883.36
  6. Step 6: Final answer
    x = 71,897,736.02

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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.