Home / 380,587,047,421.71-571,132,075,593.39-179,186,379,260.89

Finding the Fourth Proportional to 380,587,047,421.71, 571,132,075,593.39 and 179,186,379,260.89

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Solution

The fourth proportional to 380,587,047,421.71, 571,132,075,593.39 and 179,186,379,260.89 is: 268,897,981,154.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,587,047,421.71 : 571,132,075,593.39 = 179,186,379,260.89 : x
  2. Step 2: Convert to fraction form
    380,587,047,421.71/571,132,075,593.39 = 179,186,379,260.89/x
  3. Step 3: Cross multiply
    380,587,047,421.71x = 571,132,075,593.39 × 179,186,379,260.89
  4. Step 4: Simplify right side
    380,587,047,421.71x = 102,339,088,705,336,484,298,752
  5. Step 5: Solve for x
    x = 102,339,088,705,336,484,298,752/380,587,047,421.71
  6. Step 6: Final answer
    x = 268,897,981,154.73

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1.5x scale

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.