Home / 179,290,368.48-247,427,308.08-99,912,563.04

Finding the Fourth Proportional to 179,290,368.48, 247,427,308.08 and 99,912,563.04

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Solution

The fourth proportional to 179,290,368.48, 247,427,308.08 and 99,912,563.04 is: 137,883,014.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,290,368.48 : 247,427,308.08 = 99,912,563.04 : x
  2. Step 2: Convert to fraction form
    179,290,368.48/247,427,308.08 = 99,912,563.04/x
  3. Step 3: Cross multiply
    179,290,368.48x = 247,427,308.08 × 99,912,563.04
  4. Step 4: Simplify right side
    179,290,368.48x = 24,721,096,516,360,504
  5. Step 5: Solve for x
    x = 24,721,096,516,360,504/179,290,368.48
  6. Step 6: Final answer
    x = 137,883,014.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.