Home / 133,841,620.40-200,762,430.60-99,829,396.40

Finding the Fourth Proportional to 133,841,620.40, 200,762,430.60 and 99,829,396.40

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Solution

The fourth proportional to 133,841,620.40, 200,762,430.60 and 99,829,396.40 is: 149,744,094.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,841,620.40 : 200,762,430.60 = 99,829,396.40 : x
  2. Step 2: Convert to fraction form
    133,841,620.40/200,762,430.60 = 99,829,396.40/x
  3. Step 3: Cross multiply
    133,841,620.40x = 200,762,430.60 × 99,829,396.40
  4. Step 4: Simplify right side
    133,841,620.40x = 20,041,992,266,594,892
  5. Step 5: Solve for x
    x = 20,041,992,266,594,892/133,841,620.40
  6. Step 6: Final answer
    x = 149,744,094.60

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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.