Home / 64,152,212.80-96,228,319.20-38,643,044.80

Finding the Fourth Proportional to 64,152,212.80, 96,228,319.20 and 38,643,044.80

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Solution

The fourth proportional to 64,152,212.80, 96,228,319.20 and 38,643,044.80 is: 57,964,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,212.80 : 96,228,319.20 = 38,643,044.80 : x
  2. Step 2: Convert to fraction form
    64,152,212.80/96,228,319.20 = 38,643,044.80/x
  3. Step 3: Cross multiply
    64,152,212.80x = 96,228,319.20 × 38,643,044.80
  4. Step 4: Simplify right side
    64,152,212.80x = 3,718,555,249,874,300
  5. Step 5: Solve for x
    x = 3,718,555,249,874,300/64,152,212.80
  6. Step 6: Final answer
    x = 57,964,567.20

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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.