Home / 90,797,520-125,303,602.08-49,546,675.92

Finding the Fourth Proportional to 90,797,520, 125,303,602.08 and 49,546,675.92

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Solution

The fourth proportional to 90,797,520, 125,303,602.08 and 49,546,675.92 is: 68,376,063.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,797,520 : 125,303,602.08 = 49,546,675.92 : x
  2. Step 2: Convert to fraction form
    90,797,520/125,303,602.08 = 49,546,675.92/x
  3. Step 3: Cross multiply
    90,797,520x = 125,303,602.08 × 49,546,675.92
  4. Step 4: Simplify right side
    90,797,520x = 6,208,376,963,866,398
  5. Step 5: Solve for x
    x = 6,208,376,963,866,398/90,797,520
  6. Step 6: Final answer
    x = 68,376,063.18

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1.5x scale

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.