Home / 167,975,411.66-231,806,066.19-90,713,075.66

Finding the Fourth Proportional to 167,975,411.66, 231,806,066.19 and 90,713,075.66

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Solution

The fourth proportional to 167,975,411.66, 231,806,066.19 and 90,713,075.66 is: 125,184,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,975,411.66 : 231,806,066.19 = 90,713,075.66 : x
  2. Step 2: Convert to fraction form
    167,975,411.66/231,806,066.19 = 90,713,075.66/x
  3. Step 3: Cross multiply
    167,975,411.66x = 231,806,066.19 × 90,713,075.66
  4. Step 4: Simplify right side
    167,975,411.66x = 21,027,841,220,740,436
  5. Step 5: Solve for x
    x = 21,027,841,220,740,436/167,975,411.66
  6. Step 6: Final answer
    x = 125,184,043.38

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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.