Home / 96,807,632.40-145,211,448.60-74,888,643.60

Finding the Fourth Proportional to 96,807,632.40, 145,211,448.60 and 74,888,643.60

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Solution

The fourth proportional to 96,807,632.40, 145,211,448.60 and 74,888,643.60 is: 112,332,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,807,632.40 : 145,211,448.60 = 74,888,643.60 : x
  2. Step 2: Convert to fraction form
    96,807,632.40/145,211,448.60 = 74,888,643.60/x
  3. Step 3: Cross multiply
    96,807,632.40x = 145,211,448.60 × 74,888,643.60
  4. Step 4: Simplify right side
    96,807,632.40x = 10,874,688,420,845,118
  5. Step 5: Solve for x
    x = 10,874,688,420,845,118/96,807,632.40
  6. Step 6: Final answer
    x = 112,332,965.40

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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.