Home / 65,148,918.60-97,723,377.90-49,843,417.80

Finding the Fourth Proportional to 65,148,918.60, 97,723,377.90 and 49,843,417.80

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Solution

The fourth proportional to 65,148,918.60, 97,723,377.90 and 49,843,417.80 is: 74,765,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,148,918.60 : 97,723,377.90 = 49,843,417.80 : x
  2. Step 2: Convert to fraction form
    65,148,918.60/97,723,377.90 = 49,843,417.80/x
  3. Step 3: Cross multiply
    65,148,918.60x = 97,723,377.90 × 49,843,417.80
  4. Step 4: Simplify right side
    65,148,918.60x = 4,870,867,153,496,987
  5. Step 5: Solve for x
    x = 4,870,867,153,496,987/65,148,918.60
  6. Step 6: Final answer
    x = 74,765,126.70

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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.