Home / 124,137,233.20-185,886,985.20-98,415,488.80

Finding the Fourth Proportional to 124,137,233.20, 185,886,985.20 and 98,415,488.80

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Solution

The fourth proportional to 124,137,233.20, 185,886,985.20 and 98,415,488.80 is: 147,370,438.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,137,233.20 : 185,886,985.20 = 98,415,488.80 : x
  2. Step 2: Convert to fraction form
    124,137,233.20/185,886,985.20 = 98,415,488.80/x
  3. Step 3: Cross multiply
    124,137,233.20x = 185,886,985.20 × 98,415,488.80
  4. Step 4: Simplify right side
    124,137,233.20x = 18,294,158,510,016,364
  5. Step 5: Solve for x
    x = 18,294,158,510,016,364/124,137,233.20
  6. Step 6: Final answer
    x = 147,370,438.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.