Home / 108,660,374.80-162,998,435.40-65,436,506.80

Finding the Fourth Proportional to 108,660,374.80, 162,998,435.40 and 65,436,506.80

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Solution

The fourth proportional to 108,660,374.80, 162,998,435.40 and 65,436,506.80 is: 98,159,501.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,660,374.80 : 162,998,435.40 = 65,436,506.80 : x
  2. Step 2: Convert to fraction form
    108,660,374.80/162,998,435.40 = 65,436,506.80/x
  3. Step 3: Cross multiply
    108,660,374.80x = 162,998,435.40 × 65,436,506.80
  4. Step 4: Simplify right side
    108,660,374.80x = 10,666,048,226,441,460
  5. Step 5: Solve for x
    x = 10,666,048,226,441,460/108,660,374.80
  6. Step 6: Final answer
    x = 98,159,501.53

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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.