Home / 304,021,046,911.55-419,521,313,998.02-180,400,881,530.39

Finding the Fourth Proportional to 304,021,046,911.55, 419,521,313,998.02 and 180,400,881,530.39

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Solution

The fourth proportional to 304,021,046,911.55, 419,521,313,998.02 and 180,400,881,530.39 is: 248,936,761,565.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,021,046,911.55 : 419,521,313,998.02 = 180,400,881,530.39 : x
  2. Step 2: Convert to fraction form
    304,021,046,911.55/419,521,313,998.02 = 180,400,881,530.39/x
  3. Step 3: Cross multiply
    304,021,046,911.55x = 419,521,313,998.02 × 180,400,881,530.39
  4. Step 4: Simplify right side
    304,021,046,911.55x = 75,682,014,866,030,358,167,552
  5. Step 5: Solve for x
    x = 75,682,014,866,030,358,167,552/304,021,046,911.55
  6. Step 6: Final answer
    x = 248,936,761,565.88

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1.5x scale

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.