Home / 165,386,443.50-248,232,964.62-83,562,829.80

Finding the Fourth Proportional to 165,386,443.50, 248,232,964.62 and 83,562,829.80

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Solution

The fourth proportional to 165,386,443.50, 248,232,964.62 and 83,562,829.80 is: 125,421,700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,386,443.50 : 248,232,964.62 = 83,562,829.80 : x
  2. Step 2: Convert to fraction form
    165,386,443.50/248,232,964.62 = 83,562,829.80/x
  3. Step 3: Cross multiply
    165,386,443.50x = 248,232,964.62 × 83,562,829.80
  4. Step 4: Simplify right side
    165,386,443.50x = 20,743,048,973,290,480
  5. Step 5: Solve for x
    x = 20,743,048,973,290,480/165,386,443.50
  6. Step 6: Final answer
    x = 125,421,700.44

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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.