Home / 90,752,021.20-136,128,031.80-22,594,171.60

Finding the Fourth Proportional to 90,752,021.20, 136,128,031.80 and 22,594,171.60

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Solution

The fourth proportional to 90,752,021.20, 136,128,031.80 and 22,594,171.60 is: 33,891,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,752,021.20 : 136,128,031.80 = 22,594,171.60 : x
  2. Step 2: Convert to fraction form
    90,752,021.20/136,128,031.80 = 22,594,171.60/x
  3. Step 3: Cross multiply
    90,752,021.20x = 136,128,031.80 × 22,594,171.60
  4. Step 4: Simplify right side
    90,752,021.20x = 3,075,700,110,059,457.50
  5. Step 5: Solve for x
    x = 3,075,700,110,059,457.50/90,752,021.20
  6. Step 6: Final answer
    x = 33,891,257.40

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1.5x scale

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.