Home / 131,525,882.01-181,506,061.89-72,792,597.33

Finding the Fourth Proportional to 131,525,882.01, 181,506,061.89 and 72,792,597.33

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Solution

The fourth proportional to 131,525,882.01, 181,506,061.89 and 72,792,597.33 is: 100,453,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,525,882.01 : 181,506,061.89 = 72,792,597.33 : x
  2. Step 2: Convert to fraction form
    131,525,882.01/181,506,061.89 = 72,792,597.33/x
  3. Step 3: Cross multiply
    131,525,882.01x = 181,506,061.89 × 72,792,597.33
  4. Step 4: Simplify right side
    131,525,882.01x = 13,212,297,676,112,828
  5. Step 5: Solve for x
    x = 13,212,297,676,112,828/131,525,882.01
  6. Step 6: Final answer
    x = 100,453,975.10

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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.