Home / 149,593,999.20-224,390,998.80-143,547,381.60

Finding the Fourth Proportional to 149,593,999.20, 224,390,998.80 and 143,547,381.60

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Solution

The fourth proportional to 149,593,999.20, 224,390,998.80 and 143,547,381.60 is: 215,321,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,593,999.20 : 224,390,998.80 = 143,547,381.60 : x
  2. Step 2: Convert to fraction form
    149,593,999.20/224,390,998.80 = 143,547,381.60/x
  3. Step 3: Cross multiply
    149,593,999.20x = 224,390,998.80 × 143,547,381.60
  4. Step 4: Simplify right side
    149,593,999.20x = 32,210,740,332,348,744
  5. Step 5: Solve for x
    x = 32,210,740,332,348,744/149,593,999.20
  6. Step 6: Final answer
    x = 215,321,072.40

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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.