Home / 1,116,498,659.40-1,674,747,594.90-298,589,702.76

Finding the Fourth Proportional to 1,116,498,659.40, 1,674,747,594.90 and 298,589,702.76

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Solution

The fourth proportional to 1,116,498,659.40, 1,674,747,594.90 and 298,589,702.76 is: 447,884,448.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,498,659.40 : 1,674,747,594.90 = 298,589,702.76 : x
  2. Step 2: Convert to fraction form
    1,116,498,659.40/1,674,747,594.90 = 298,589,702.76/x
  3. Step 3: Cross multiply
    1,116,498,659.40x = 1,674,747,594.90 × 298,589,702.76
  4. Step 4: Simplify right side
    1,116,498,659.40x = 500,062,386,559,215,936
  5. Step 5: Solve for x
    x = 500,062,386,559,215,936/1,116,498,659.40
  6. Step 6: Final answer
    x = 447,884,448.72

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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.