Home / 268,950,544,275.42-403,425,816,440.78-89,876,531,074.73

Finding the Fourth Proportional to 268,950,544,275.42, 403,425,816,440.78 and 89,876,531,074.73

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Solution

The fourth proportional to 268,950,544,275.42, 403,425,816,440.78 and 89,876,531,074.73 is: 134,814,796,621.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,950,544,275.42 : 403,425,816,440.78 = 89,876,531,074.73 : x
  2. Step 2: Convert to fraction form
    268,950,544,275.42/403,425,816,440.78 = 89,876,531,074.73/x
  3. Step 3: Cross multiply
    268,950,544,275.42x = 403,425,816,440.78 × 89,876,531,074.73
  4. Step 4: Simplify right side
    268,950,544,275.42x = 36,258,512,927,686,473,547,776
  5. Step 5: Solve for x
    x = 36,258,512,927,686,473,547,776/268,950,544,275.42
  6. Step 6: Final answer
    x = 134,814,796,621.33

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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.