Home / 245,549,411.60-368,324,117.40-148,455,140.90

Finding the Fourth Proportional to 245,549,411.60, 368,324,117.40 and 148,455,140.90

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Solution

The fourth proportional to 245,549,411.60, 368,324,117.40 and 148,455,140.90 is: 222,682,711.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,549,411.60 : 368,324,117.40 = 148,455,140.90 : x
  2. Step 2: Convert to fraction form
    245,549,411.60/368,324,117.40 = 148,455,140.90/x
  3. Step 3: Cross multiply
    245,549,411.60x = 368,324,117.40 × 148,455,140.90
  4. Step 4: Simplify right side
    245,549,411.60x = 54,679,608,745,485,144
  5. Step 5: Solve for x
    x = 54,679,608,745,485,144/245,549,411.60
  6. Step 6: Final answer
    x = 222,682,711.35

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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.