Home / 201,075,348.70-301,613,023.05-142,404,262.30

Finding the Fourth Proportional to 201,075,348.70, 301,613,023.05 and 142,404,262.30

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Solution

The fourth proportional to 201,075,348.70, 301,613,023.05 and 142,404,262.30 is: 213,606,393.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,075,348.70 : 301,613,023.05 = 142,404,262.30 : x
  2. Step 2: Convert to fraction form
    201,075,348.70/301,613,023.05 = 142,404,262.30/x
  3. Step 3: Cross multiply
    201,075,348.70x = 301,613,023.05 × 142,404,262.30
  4. Step 4: Simplify right side
    201,075,348.70x = 42,950,980,047,508,152
  5. Step 5: Solve for x
    x = 42,950,980,047,508,152/201,075,348.70
  6. Step 6: Final answer
    x = 213,606,393.45

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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.