Home / 266,717,047.17-400,075,570.76-175,819,378.53

Finding the Fourth Proportional to 266,717,047.17, 400,075,570.76 and 175,819,378.53

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Solution

The fourth proportional to 266,717,047.17, 400,075,570.76 and 175,819,378.53 is: 263,729,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,717,047.17 : 400,075,570.76 = 175,819,378.53 : x
  2. Step 2: Convert to fraction form
    266,717,047.17/400,075,570.76 = 175,819,378.53/x
  3. Step 3: Cross multiply
    266,717,047.17x = 400,075,570.76 × 175,819,378.53
  4. Step 4: Simplify right side
    266,717,047.17x = 70,341,038,215,179,144
  5. Step 5: Solve for x
    x = 70,341,038,215,179,144/266,717,047.17
  6. Step 6: Final answer
    x = 263,729,067.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.