Home / 58,420,547.70-80,198,186.86-50,146,245.06

Finding the Fourth Proportional to 58,420,547.70, 80,198,186.86 and 50,146,245.06

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Solution

The fourth proportional to 58,420,547.70, 80,198,186.86 and 50,146,245.06 is: 68,839,442.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,420,547.70 : 80,198,186.86 = 50,146,245.06 : x
  2. Step 2: Convert to fraction form
    58,420,547.70/80,198,186.86 = 50,146,245.06/x
  3. Step 3: Cross multiply
    58,420,547.70x = 80,198,186.86 × 50,146,245.06
  4. Step 4: Simplify right side
    58,420,547.70x = 4,021,637,931,649,232
  5. Step 5: Solve for x
    x = 4,021,637,931,649,232/58,420,547.70
  6. Step 6: Final answer
    x = 68,839,442.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.