Home / 111,449,036.16-153,801,522.23-61,217,899.35

Finding the Fourth Proportional to 111,449,036.16, 153,801,522.23 and 61,217,899.35

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Solution

The fourth proportional to 111,449,036.16, 153,801,522.23 and 61,217,899.35 is: 84,481,718.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,449,036.16 : 153,801,522.23 = 61,217,899.35 : x
  2. Step 2: Convert to fraction form
    111,449,036.16/153,801,522.23 = 61,217,899.35/x
  3. Step 3: Cross multiply
    111,449,036.16x = 153,801,522.23 × 61,217,899.35
  4. Step 4: Simplify right side
    111,449,036.16x = 9,415,406,108,167,398
  5. Step 5: Solve for x
    x = 9,415,406,108,167,398/111,449,036.16
  6. Step 6: Final answer
    x = 84,481,718.57

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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.