Home / 370,774,992.85-555,849,700.25-305,199,366.84

Finding the Fourth Proportional to 370,774,992.85, 555,849,700.25 and 305,199,366.84

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Solution

The fourth proportional to 370,774,992.85, 555,849,700.25 and 305,199,366.84 is: 457,541,581.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,774,992.85 : 555,849,700.25 = 305,199,366.84 : x
  2. Step 2: Convert to fraction form
    370,774,992.85/555,849,700.25 = 305,199,366.84/x
  3. Step 3: Cross multiply
    370,774,992.85x = 555,849,700.25 × 305,199,366.84
  4. Step 4: Simplify right side
    370,774,992.85x = 169,644,976,574,503,776
  5. Step 5: Solve for x
    x = 169,644,976,574,503,776/370,774,992.85
  6. Step 6: Final answer
    x = 457,541,581.41

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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.