Home / 75,502,745.80-112,702,919.97-64,788,895.24

Finding the Fourth Proportional to 75,502,745.80, 112,702,919.97 and 64,788,895.24

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Solution

The fourth proportional to 75,502,745.80, 112,702,919.97 and 64,788,895.24 is: 96,710,359.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,502,745.80 : 112,702,919.97 = 64,788,895.24 : x
  2. Step 2: Convert to fraction form
    75,502,745.80/112,702,919.97 = 64,788,895.24/x
  3. Step 3: Cross multiply
    75,502,745.80x = 112,702,919.97 × 64,788,895.24
  4. Step 4: Simplify right side
    75,502,745.80x = 7,301,897,675,178,434
  5. Step 5: Solve for x
    x = 7,301,897,675,178,434/75,502,745.80
  6. Step 6: Final answer
    x = 96,710,359.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.