Home / 380,587,047,420.71-571,132,075,591.89-179,186,379,259.89

Finding the Fourth Proportional to 380,587,047,420.71, 571,132,075,591.89 and 179,186,379,259.89

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Solution

The fourth proportional to 380,587,047,420.71, 571,132,075,591.89 and 179,186,379,259.89 is: 268,897,981,153.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,587,047,420.71 : 571,132,075,591.89 = 179,186,379,259.89 : x
  2. Step 2: Convert to fraction form
    380,587,047,420.71/571,132,075,591.89 = 179,186,379,259.89/x
  3. Step 3: Cross multiply
    380,587,047,420.71x = 571,132,075,591.89 × 179,186,379,259.89
  4. Step 4: Simplify right side
    380,587,047,420.71x = 102,339,088,704,496,583,311,360
  5. Step 5: Solve for x
    x = 102,339,088,704,496,583,311,360/380,587,047,420.71
  6. Step 6: Final answer
    x = 268,897,981,153.23

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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.