Home / 167,975,411.41-231,806,065.85-90,713,075.41

Finding the Fourth Proportional to 167,975,411.41, 231,806,065.85 and 90,713,075.41

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Solution

The fourth proportional to 167,975,411.41, 231,806,065.85 and 90,713,075.41 is: 125,184,043.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,975,411.41 : 231,806,065.85 = 90,713,075.41 : x
  2. Step 2: Convert to fraction form
    167,975,411.41/231,806,065.85 = 90,713,075.41/x
  3. Step 3: Cross multiply
    167,975,411.41x = 231,806,065.85 × 90,713,075.41
  4. Step 4: Simplify right side
    167,975,411.41x = 21,027,841,131,492,908
  5. Step 5: Solve for x
    x = 21,027,841,131,492,908/167,975,411.41
  6. Step 6: Final answer
    x = 125,184,043.04

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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.