Home / 42,550,272,968.30-63,825,409,452.45-25,789,048,981.10

Finding the Fourth Proportional to 42,550,272,968.30, 63,825,409,452.45 and 25,789,048,981.10

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Solution

The fourth proportional to 42,550,272,968.30, 63,825,409,452.45 and 25,789,048,981.10 is: 38,683,573,471.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,550,272,968.30 : 63,825,409,452.45 = 25,789,048,981.10 : x
  2. Step 2: Convert to fraction form
    42,550,272,968.30/63,825,409,452.45 = 25,789,048,981.10/x
  3. Step 3: Cross multiply
    42,550,272,968.30x = 63,825,409,452.45 × 25,789,048,981.10
  4. Step 4: Simplify right side
    42,550,272,968.30x = 1,645,996,610,607,995,682,816
  5. Step 5: Solve for x
    x = 1,645,996,610,607,995,682,816/42,550,272,968.30
  6. Step 6: Final answer
    x = 38,683,573,471.65

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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.