Home / 99,103,498.10-148,361,314.35-73,657,315.70

Finding the Fourth Proportional to 99,103,498.10, 148,361,314.35 and 73,657,315.70

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Solution

The fourth proportional to 99,103,498.10, 148,361,314.35 and 73,657,315.70 is: 110,267,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,103,498.10 : 148,361,314.35 = 73,657,315.70 : x
  2. Step 2: Convert to fraction form
    99,103,498.10/148,361,314.35 = 73,657,315.70/x
  3. Step 3: Cross multiply
    99,103,498.10x = 148,361,314.35 × 73,657,315.70
  4. Step 4: Simplify right side
    99,103,498.10x = 10,927,896,168,744,890
  5. Step 5: Solve for x
    x = 10,927,896,168,744,890/99,103,498.10
  6. Step 6: Final answer
    x = 110,267,512.03

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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.