Home / 109,728,210.80-164,592,316.20-99,650,514.80

Finding the Fourth Proportional to 109,728,210.80, 164,592,316.20 and 99,650,514.80

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Solution

The fourth proportional to 109,728,210.80, 164,592,316.20 and 99,650,514.80 is: 149,475,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,728,210.80 : 164,592,316.20 = 99,650,514.80 : x
  2. Step 2: Convert to fraction form
    109,728,210.80/164,592,316.20 = 99,650,514.80/x
  3. Step 3: Cross multiply
    109,728,210.80x = 164,592,316.20 × 99,650,514.80
  4. Step 4: Simplify right side
    109,728,210.80x = 16,401,709,041,454,378
  5. Step 5: Solve for x
    x = 16,401,709,041,454,378/109,728,210.80
  6. Step 6: Final answer
    x = 149,475,772.20

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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.