Home / 545,223,010.80-817,839,181.80-181,717,366.80

Finding the Fourth Proportional to 545,223,010.80, 817,839,181.80 and 181,717,366.80

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Solution

The fourth proportional to 545,223,010.80, 817,839,181.80 and 181,717,366.80 is: 272,577,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,223,010.80 : 817,839,181.80 = 181,717,366.80 : x
  2. Step 2: Convert to fraction form
    545,223,010.80/817,839,181.80 = 181,717,366.80/x
  3. Step 3: Cross multiply
    545,223,010.80x = 817,839,181.80 × 181,717,366.80
  4. Step 4: Simplify right side
    545,223,010.80x = 148,615,582,582,562,496
  5. Step 5: Solve for x
    x = 148,615,582,582,562,496/545,223,010.80
  6. Step 6: Final answer
    x = 272,577,605.20

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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.