Home / 370,774,993.85-555,849,701.74-305,199,367.85

Finding the Fourth Proportional to 370,774,993.85, 555,849,701.74 and 305,199,367.85

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Solution

The fourth proportional to 370,774,993.85, 555,849,701.74 and 305,199,367.85 is: 457,541,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,774,993.85 : 555,849,701.74 = 305,199,367.85 : x
  2. Step 2: Convert to fraction form
    370,774,993.85/555,849,701.74 = 305,199,367.85/x
  3. Step 3: Cross multiply
    370,774,993.85x = 555,849,701.74 × 305,199,367.85
  4. Step 4: Simplify right side
    370,774,993.85x = 169,644,977,590,659,072
  5. Step 5: Solve for x
    x = 169,644,977,590,659,072/370,774,993.85
  6. Step 6: Final answer
    x = 457,541,582.91

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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.