Home / 104,976,231.40-157,464,347.10-74,365,229.80

Finding the Fourth Proportional to 104,976,231.40, 157,464,347.10 and 74,365,229.80

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Solution

The fourth proportional to 104,976,231.40, 157,464,347.10 and 74,365,229.80 is: 111,547,844.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,231.40 : 157,464,347.10 = 74,365,229.80 : x
  2. Step 2: Convert to fraction form
    104,976,231.40/157,464,347.10 = 74,365,229.80/x
  3. Step 3: Cross multiply
    104,976,231.40x = 157,464,347.10 × 74,365,229.80
  4. Step 4: Simplify right side
    104,976,231.40x = 11,709,872,357,398,462
  5. Step 5: Solve for x
    x = 11,709,872,357,398,462/104,976,231.40
  6. Step 6: Final answer
    x = 111,547,844.70

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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.