Home / 1,432,132,885,408.80-1,976,351,409,281.40-814,835,588,502.40

Finding the Fourth Proportional to 1,432,132,885,408.80, 1,976,351,409,281.40 and 814,835,588,502.40

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Solution

The fourth proportional to 1,432,132,885,408.80, 1,976,351,409,281.40 and 814,835,588,502.40 is: 1,124,477,679,464.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,132,885,408.80 : 1,976,351,409,281.40 = 814,835,588,502.40 : x
  2. Step 2: Convert to fraction form
    1,432,132,885,408.80/1,976,351,409,281.40 = 814,835,588,502.40/x
  3. Step 3: Cross multiply
    1,432,132,885,408.80x = 1,976,351,409,281.40 × 814,835,588,502.40
  4. Step 4: Simplify right side
    1,432,132,885,408.80x = 1,610,401,463,669,357,216,268,288
  5. Step 5: Solve for x
    x = 1,610,401,463,669,357,216,268,288/1,432,132,885,408.80
  6. Step 6: Final answer
    x = 1,124,477,679,464.55

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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.