Home / 98,009,569.20-135,261,111.15-56,197,524.45

Finding the Fourth Proportional to 98,009,569.20, 135,261,111.15 and 56,197,524.45

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Solution

The fourth proportional to 98,009,569.20, 135,261,111.15 and 56,197,524.45 is: 77,557,116.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,009,569.20 : 135,261,111.15 = 56,197,524.45 : x
  2. Step 2: Convert to fraction form
    98,009,569.20/135,261,111.15 = 56,197,524.45/x
  3. Step 3: Cross multiply
    98,009,569.20x = 135,261,111.15 × 56,197,524.45
  4. Step 4: Simplify right side
    98,009,569.20x = 7,601,339,600,986,293
  5. Step 5: Solve for x
    x = 7,601,339,600,986,293/98,009,569.20
  6. Step 6: Final answer
    x = 77,557,116.75

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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.