Home / 98,124,174.60-135,412,268.90-54,072,749.76

Finding the Fourth Proportional to 98,124,174.60, 135,412,268.90 and 54,072,749.76

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Solution

The fourth proportional to 98,124,174.60, 135,412,268.90 and 54,072,749.76 is: 74,620,895.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,124,174.60 : 135,412,268.90 = 54,072,749.76 : x
  2. Step 2: Convert to fraction form
    98,124,174.60/135,412,268.90 = 54,072,749.76/x
  3. Step 3: Cross multiply
    98,124,174.60x = 135,412,268.90 × 54,072,749.76
  4. Step 4: Simplify right side
    98,124,174.60x = 7,322,113,730,663,531
  5. Step 5: Solve for x
    x = 7,322,113,730,663,531/98,124,174.60
  6. Step 6: Final answer
    x = 74,620,895.01

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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.