Home / 98,604,002.70-147,906,004.05-53,254,370.70

Finding the Fourth Proportional to 98,604,002.70, 147,906,004.05 and 53,254,370.70

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Solution

The fourth proportional to 98,604,002.70, 147,906,004.05 and 53,254,370.70 is: 79,881,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,604,002.70 : 147,906,004.05 = 53,254,370.70 : x
  2. Step 2: Convert to fraction form
    98,604,002.70/147,906,004.05 = 53,254,370.70/x
  3. Step 3: Cross multiply
    98,604,002.70x = 147,906,004.05 × 53,254,370.70
  4. Step 4: Simplify right side
    98,604,002.70x = 7,876,641,168,434,402
  5. Step 5: Solve for x
    x = 7,876,641,168,434,402/98,604,002.70
  6. Step 6: Final answer
    x = 79,881,556.05

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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.