Home / 104,977,415.40-157,466,123.10-83,058,426.60

Finding the Fourth Proportional to 104,977,415.40, 157,466,123.10 and 83,058,426.60

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Solution

The fourth proportional to 104,977,415.40, 157,466,123.10 and 83,058,426.60 is: 124,587,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977,415.40 : 157,466,123.10 = 83,058,426.60 : x
  2. Step 2: Convert to fraction form
    104,977,415.40/157,466,123.10 = 83,058,426.60/x
  3. Step 3: Cross multiply
    104,977,415.40x = 157,466,123.10 × 83,058,426.60
  4. Step 4: Simplify right side
    104,977,415.40x = 13,078,888,427,487,914
  5. Step 5: Solve for x
    x = 13,078,888,427,487,914/104,977,415.40
  6. Step 6: Final answer
    x = 124,587,639.90

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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.