Home / 76,640,172.94-114,959,176.80-35,676,700.66

Finding the Fourth Proportional to 76,640,172.94, 114,959,176.80 and 35,676,700.66

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Solution

The fourth proportional to 76,640,172.94, 114,959,176.80 and 35,676,700.66 is: 53,514,547.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,640,172.94 : 114,959,176.80 = 35,676,700.66 : x
  2. Step 2: Convert to fraction form
    76,640,172.94/114,959,176.80 = 35,676,700.66/x
  3. Step 3: Cross multiply
    76,640,172.94x = 114,959,176.80 × 35,676,700.66
  4. Step 4: Simplify right side
    76,640,172.94x = 4,101,364,138,813,616
  5. Step 5: Solve for x
    x = 4,101,364,138,813,616/76,640,172.94
  6. Step 6: Final answer
    x = 53,514,547.03

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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.