Home / 78,694,718.40-118,042,077.60-24,842,030.40

Finding the Fourth Proportional to 78,694,718.40, 118,042,077.60 and 24,842,030.40

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Solution

The fourth proportional to 78,694,718.40, 118,042,077.60 and 24,842,030.40 is: 37,263,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,694,718.40 : 118,042,077.60 = 24,842,030.40 : x
  2. Step 2: Convert to fraction form
    78,694,718.40/118,042,077.60 = 24,842,030.40/x
  3. Step 3: Cross multiply
    78,694,718.40x = 118,042,077.60 × 24,842,030.40
  4. Step 4: Simplify right side
    78,694,718.40x = 2,932,404,880,218,358.50
  5. Step 5: Solve for x
    x = 2,932,404,880,218,358.50/78,694,718.40
  6. Step 6: Final answer
    x = 37,263,045.60

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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.