Home / 111,466,738.82-153,826,000.53-61,233,075.02

Finding the Fourth Proportional to 111,466,738.82, 153,826,000.53 and 61,233,075.02

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Solution

The fourth proportional to 111,466,738.82, 153,826,000.53 and 61,233,075.02 is: 84,502,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,466,738.82 : 153,826,000.53 = 61,233,075.02 : x
  2. Step 2: Convert to fraction form
    111,466,738.82/153,826,000.53 = 61,233,075.02/x
  3. Step 3: Cross multiply
    111,466,738.82x = 153,826,000.53 × 61,233,075.02
  4. Step 4: Simplify right side
    111,466,738.82x = 9,419,239,030,480,050
  5. Step 5: Solve for x
    x = 9,419,239,030,480,050/111,466,738.82
  6. Step 6: Final answer
    x = 84,502,687.80

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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.