Home / 99,360,465.60-149,040,698.40-31,210,046.40

Finding the Fourth Proportional to 99,360,465.60, 149,040,698.40 and 31,210,046.40

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Solution

The fourth proportional to 99,360,465.60, 149,040,698.40 and 31,210,046.40 is: 46,815,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,360,465.60 : 149,040,698.40 = 31,210,046.40 : x
  2. Step 2: Convert to fraction form
    99,360,465.60/149,040,698.40 = 31,210,046.40/x
  3. Step 3: Cross multiply
    99,360,465.60x = 149,040,698.40 × 31,210,046.40
  4. Step 4: Simplify right side
    99,360,465.60x = 4,651,567,112,552,406
  5. Step 5: Solve for x
    x = 4,651,567,112,552,406/99,360,465.60
  6. Step 6: Final answer
    x = 46,815,069.60

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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.