Home / 98,821,759.77-136,374,041.16-54,771,602.45

Finding the Fourth Proportional to 98,821,759.77, 136,374,041.16 and 54,771,602.45

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Solution

The fourth proportional to 98,821,759.77, 136,374,041.16 and 54,771,602.45 is: 75,584,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,821,759.77 : 136,374,041.16 = 54,771,602.45 : x
  2. Step 2: Convert to fraction form
    98,821,759.77/136,374,041.16 = 54,771,602.45/x
  3. Step 3: Cross multiply
    98,821,759.77x = 136,374,041.16 × 54,771,602.45
  4. Step 4: Simplify right side
    98,821,759.77x = 7,469,424,766,233,586
  5. Step 5: Solve for x
    x = 7,469,424,766,233,586/98,821,759.77
  6. Step 6: Final answer
    x = 75,584,818.40

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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.