Home / 181,718,721.83-250,770,527.02-99,212,506.31

Finding the Fourth Proportional to 181,718,721.83, 250,770,527.02 and 99,212,506.31

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Solution

The fourth proportional to 181,718,721.83, 250,770,527.02 and 99,212,506.31 is: 136,912,543.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,718,721.83 : 250,770,527.02 = 99,212,506.31 : x
  2. Step 2: Convert to fraction form
    181,718,721.83/250,770,527.02 = 99,212,506.31/x
  3. Step 3: Cross multiply
    181,718,721.83x = 250,770,527.02 × 99,212,506.31
  4. Step 4: Simplify right side
    181,718,721.83x = 24,879,572,494,333,776
  5. Step 5: Solve for x
    x = 24,879,572,494,333,776/181,718,721.83
  6. Step 6: Final answer
    x = 136,912,543.98

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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.