Home / 108,898,369.80-163,347,554.70-98,127,832.20

Finding the Fourth Proportional to 108,898,369.80, 163,347,554.70 and 98,127,832.20

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Solution

The fourth proportional to 108,898,369.80, 163,347,554.70 and 98,127,832.20 is: 147,191,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,898,369.80 : 163,347,554.70 = 98,127,832.20 : x
  2. Step 2: Convert to fraction form
    108,898,369.80/163,347,554.70 = 98,127,832.20/x
  3. Step 3: Cross multiply
    108,898,369.80x = 163,347,554.70 × 98,127,832.20
  4. Step 4: Simplify right side
    108,898,369.80x = 16,028,941,437,881,920
  5. Step 5: Solve for x
    x = 16,028,941,437,881,920/108,898,369.80
  6. Step 6: Final answer
    x = 147,191,748.30

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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.