Home / 64,378,334.80-96,567,502.20-38,806,181.20

Finding the Fourth Proportional to 64,378,334.80, 96,567,502.20 and 38,806,181.20

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Solution

The fourth proportional to 64,378,334.80, 96,567,502.20 and 38,806,181.20 is: 58,209,271.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,378,334.80 : 96,567,502.20 = 38,806,181.20 : x
  2. Step 2: Convert to fraction form
    64,378,334.80/96,567,502.20 = 38,806,181.20/x
  3. Step 3: Cross multiply
    64,378,334.80x = 96,567,502.20 × 38,806,181.20
  4. Step 4: Simplify right side
    64,378,334.80x = 3,747,415,988,404,599
  5. Step 5: Solve for x
    x = 3,747,415,988,404,599/64,378,334.80
  6. Step 6: Final answer
    x = 58,209,271.80

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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.