Home / 273,025,009.80-409,537,514.70-100,466,117.10

Finding the Fourth Proportional to 273,025,009.80, 409,537,514.70 and 100,466,117.10

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Solution

The fourth proportional to 273,025,009.80, 409,537,514.70 and 100,466,117.10 is: 150,699,175.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,025,009.80 : 409,537,514.70 = 100,466,117.10 : x
  2. Step 2: Convert to fraction form
    273,025,009.80/409,537,514.70 = 100,466,117.10/x
  3. Step 3: Cross multiply
    273,025,009.80x = 409,537,514.70 × 100,466,117.10
  4. Step 4: Simplify right side
    273,025,009.80x = 41,144,643,908,693,168
  5. Step 5: Solve for x
    x = 41,144,643,908,693,168/273,025,009.80
  6. Step 6: Final answer
    x = 150,699,175.65

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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.