Home / 178,078,348.88-245,748,144.77-98,698,535.25

Finding the Fourth Proportional to 178,078,348.88, 245,748,144.77 and 98,698,535.25

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Solution

The fourth proportional to 178,078,348.88, 245,748,144.77 and 98,698,535.25 is: 136,203,991.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,078,348.88 : 245,748,144.77 = 98,698,535.25 : x
  2. Step 2: Convert to fraction form
    178,078,348.88/245,748,144.77 = 98,698,535.25/x
  3. Step 3: Cross multiply
    178,078,348.88x = 245,748,144.77 × 98,698,535.25
  4. Step 4: Simplify right side
    178,078,348.88x = 24,254,981,928,710,456
  5. Step 5: Solve for x
    x = 24,254,981,928,710,456/178,078,348.88
  6. Step 6: Final answer
    x = 136,203,991.57

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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.