Home / 94,616,320.24-130,629,630.40-72,547,401.60

Finding the Fourth Proportional to 94,616,320.24, 130,629,630.40 and 72,547,401.60

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Solution

The fourth proportional to 94,616,320.24, 130,629,630.40 and 72,547,401.60 is: 100,160,735.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,616,320.24 : 130,629,630.40 = 72,547,401.60 : x
  2. Step 2: Convert to fraction form
    94,616,320.24/130,629,630.40 = 72,547,401.60/x
  3. Step 3: Cross multiply
    94,616,320.24x = 130,629,630.40 × 72,547,401.60
  4. Step 4: Simplify right side
    94,616,320.24x = 9,476,840,257,488,368
  5. Step 5: Solve for x
    x = 9,476,840,257,488,368/94,616,320.24
  6. Step 6: Final answer
    x = 100,160,735.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.