Home / 81,492,920-112,476,204.96-46,708,924.40

Finding the Fourth Proportional to 81,492,920, 112,476,204.96 and 46,708,924.40

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Solution

The fourth proportional to 81,492,920, 112,476,204.96 and 46,708,924.40 is: 64,467,472.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,492,920 : 112,476,204.96 = 46,708,924.40 : x
  2. Step 2: Convert to fraction form
    81,492,920/112,476,204.96 = 46,708,924.40/x
  3. Step 3: Cross multiply
    81,492,920x = 112,476,204.96 × 46,708,924.40
  4. Step 4: Simplify right side
    81,492,920x = 5,253,642,554,275,545
  5. Step 5: Solve for x
    x = 5,253,642,554,275,545/81,492,920
  6. Step 6: Final answer
    x = 64,467,472.20

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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.