Home / 229,889,030.20-345,085,487.70-143,724,729.40

Finding the Fourth Proportional to 229,889,030.20, 345,085,487.70 and 143,724,729.40

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Solution

The fourth proportional to 229,889,030.20, 345,085,487.70 and 143,724,729.40 is: 215,744,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,889,030.20 : 345,085,487.70 = 143,724,729.40 : x
  2. Step 2: Convert to fraction form
    229,889,030.20/345,085,487.70 = 143,724,729.40/x
  3. Step 3: Cross multiply
    229,889,030.20x = 345,085,487.70 × 143,724,729.40
  4. Step 4: Simplify right side
    229,889,030.20x = 49,597,318,339,549,528
  5. Step 5: Solve for x
    x = 49,597,318,339,549,528/229,889,030.20
  6. Step 6: Final answer
    x = 215,744,606.41

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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.