Home / 75,018,489.80-112,456,875.90-44,336,629.40

Finding the Fourth Proportional to 75,018,489.80, 112,456,875.90 and 44,336,629.40

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Solution

The fourth proportional to 75,018,489.80, 112,456,875.90 and 44,336,629.40 is: 66,463,065.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,018,489.80 : 112,456,875.90 = 44,336,629.40 : x
  2. Step 2: Convert to fraction form
    75,018,489.80/112,456,875.90 = 44,336,629.40/x
  3. Step 3: Cross multiply
    75,018,489.80x = 112,456,875.90 × 44,336,629.40
  4. Step 4: Simplify right side
    75,018,489.80x = 4,985,958,830,260,092
  5. Step 5: Solve for x
    x = 4,985,958,830,260,092/75,018,489.80
  6. Step 6: Final answer
    x = 66,463,065.89

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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.