Home / 108,132,533.76-149,221,653.12-58,571,973.12

Finding the Fourth Proportional to 108,132,533.76, 149,221,653.12 and 58,571,973.12

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Solution

The fourth proportional to 108,132,533.76, 149,221,653.12 and 58,571,973.12 is: 80,828,649.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,132,533.76 : 149,221,653.12 = 58,571,973.12 : x
  2. Step 2: Convert to fraction form
    108,132,533.76/149,221,653.12 = 58,571,973.12/x
  3. Step 3: Cross multiply
    108,132,533.76x = 149,221,653.12 × 58,571,973.12
  4. Step 4: Simplify right side
    108,132,533.76x = 8,740,206,655,466,604
  5. Step 5: Solve for x
    x = 8,740,206,655,466,604/108,132,533.76
  6. Step 6: Final answer
    x = 80,828,649.36

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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.