Home / 108,895,116.80-163,342,675.20-98,817,420.80

Finding the Fourth Proportional to 108,895,116.80, 163,342,675.20 and 98,817,420.80

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Solution

The fourth proportional to 108,895,116.80, 163,342,675.20 and 98,817,420.80 is: 148,226,131.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,895,116.80 : 163,342,675.20 = 98,817,420.80 : x
  2. Step 2: Convert to fraction form
    108,895,116.80/163,342,675.20 = 98,817,420.80/x
  3. Step 3: Cross multiply
    108,895,116.80x = 163,342,675.20 × 98,817,420.80
  4. Step 4: Simplify right side
    108,895,116.80x = 16,141,101,869,836,122
  5. Step 5: Solve for x
    x = 16,141,101,869,836,122/108,895,116.80
  6. Step 6: Final answer
    x = 148,226,131.20

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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.