Home / 163,309,661.10-244,964,491.65-72,433,250.10

Finding the Fourth Proportional to 163,309,661.10, 244,964,491.65 and 72,433,250.10

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Solution

The fourth proportional to 163,309,661.10, 244,964,491.65 and 72,433,250.10 is: 108,649,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,309,661.10 : 244,964,491.65 = 72,433,250.10 : x
  2. Step 2: Convert to fraction form
    163,309,661.10/244,964,491.65 = 72,433,250.10/x
  3. Step 3: Cross multiply
    163,309,661.10x = 244,964,491.65 × 72,433,250.10
  4. Step 4: Simplify right side
    163,309,661.10x = 17,743,574,289,303,810
  5. Step 5: Solve for x
    x = 17,743,574,289,303,810/163,309,661.10
  6. Step 6: Final answer
    x = 108,649,875.15

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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.