Home / 118,334,444.29-163,298,400.30-66,123,908.98

Finding the Fourth Proportional to 118,334,444.29, 163,298,400.30 and 66,123,908.98

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Solution

The fourth proportional to 118,334,444.29, 163,298,400.30 and 66,123,908.98 is: 91,249,243.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,334,444.29 : 163,298,400.30 = 66,123,908.98 : x
  2. Step 2: Convert to fraction form
    118,334,444.29/163,298,400.30 = 66,123,908.98/x
  3. Step 3: Cross multiply
    118,334,444.29x = 163,298,400.30 × 66,123,908.98
  4. Step 4: Simplify right side
    118,334,444.29x = 10,797,928,557,608,560
  5. Step 5: Solve for x
    x = 10,797,928,557,608,560/118,334,444.29
  6. Step 6: Final answer
    x = 91,249,243.81

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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.