Home / 12,744,462,313.46-19,113,432,767.76-3,778,555,034.78

Finding the Fourth Proportional to 12,744,462,313.46, 19,113,432,767.76 and 3,778,555,034.78

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Solution

The fourth proportional to 12,744,462,313.46, 19,113,432,767.76 and 3,778,555,034.78 is: 5,666,865,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,744,462,313.46 : 19,113,432,767.76 = 3,778,555,034.78 : x
  2. Step 2: Convert to fraction form
    12,744,462,313.46/19,113,432,767.76 = 3,778,555,034.78/x
  3. Step 3: Cross multiply
    12,744,462,313.46x = 19,113,432,767.76 × 3,778,555,034.78
  4. Step 4: Simplify right side
    12,744,462,313.46x = 72,221,157,616,596,353,024
  5. Step 5: Solve for x
    x = 72,221,157,616,596,353,024/12,744,462,313.46
  6. Step 6: Final answer
    x = 5,666,865,799.45

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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.