Home / 98,783,911.06-136,320,026.69-54,730,023.71

Finding the Fourth Proportional to 98,783,911.06, 136,320,026.69 and 54,730,023.71

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Solution

The fourth proportional to 98,783,911.06, 136,320,026.69 and 54,730,023.71 is: 75,526,451.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,783,911.06 : 136,320,026.69 = 54,730,023.71 : x
  2. Step 2: Convert to fraction form
    98,783,911.06/136,320,026.69 = 54,730,023.71/x
  3. Step 3: Cross multiply
    98,783,911.06x = 136,320,026.69 × 54,730,023.71
  4. Step 4: Simplify right side
    98,783,911.06x = 7,460,798,292,346,757
  5. Step 5: Solve for x
    x = 7,460,798,292,346,757/98,783,911.06
  6. Step 6: Final answer
    x = 75,526,451.75

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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.