Home / 288,683,999.10-433,025,998.65-73,273,247.10

Finding the Fourth Proportional to 288,683,999.10, 433,025,998.65 and 73,273,247.10

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Solution

The fourth proportional to 288,683,999.10, 433,025,998.65 and 73,273,247.10 is: 109,909,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,683,999.10 : 433,025,998.65 = 73,273,247.10 : x
  2. Step 2: Convert to fraction form
    288,683,999.10/433,025,998.65 = 73,273,247.10/x
  3. Step 3: Cross multiply
    288,683,999.10x = 433,025,998.65 × 73,273,247.10
  4. Step 4: Simplify right side
    288,683,999.10x = 31,729,220,999,805,712
  5. Step 5: Solve for x
    x = 31,729,220,999,805,712/288,683,999.10
  6. Step 6: Final answer
    x = 109,909,870.65

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Similar ratio
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1.5x scale

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.