Home / 67,666,176-93,336,837.12-40,144,619.52

Finding the Fourth Proportional to 67,666,176, 93,336,837.12 and 40,144,619.52

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Solution

The fourth proportional to 67,666,176, 93,336,837.12 and 40,144,619.52 is: 55,374,369.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,666,176 : 93,336,837.12 = 40,144,619.52 : x
  2. Step 2: Convert to fraction form
    67,666,176/93,336,837.12 = 40,144,619.52/x
  3. Step 3: Cross multiply
    67,666,176x = 93,336,837.12 × 40,144,619.52
  4. Step 4: Simplify right side
    67,666,176x = 3,746,971,813,382,613
  5. Step 5: Solve for x
    x = 3,746,971,813,382,613/67,666,176
  6. Step 6: Final answer
    x = 55,374,369.22

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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.