Home / 96,991,849.60-145,508,769.60-28,841,430.40

Finding the Fourth Proportional to 96,991,849.60, 145,508,769.60 and 28,841,430.40

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Solution

The fourth proportional to 96,991,849.60, 145,508,769.60 and 28,841,430.40 is: 43,268,388.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,991,849.60 : 145,508,769.60 = 28,841,430.40 : x
  2. Step 2: Convert to fraction form
    96,991,849.60/145,508,769.60 = 28,841,430.40/x
  3. Step 3: Cross multiply
    96,991,849.60x = 145,508,769.60 × 28,841,430.40
  4. Step 4: Simplify right side
    96,991,849.60x = 4,196,681,051,008,035.50
  5. Step 5: Solve for x
    x = 4,196,681,051,008,035.50/96,991,849.60
  6. Step 6: Final answer
    x = 43,268,388.72

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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.