Home / 561,594,380.29-774,994,498.65-310,700,567.74

Finding the Fourth Proportional to 561,594,380.29, 774,994,498.65 and 310,700,567.74

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Solution

The fourth proportional to 561,594,380.29, 774,994,498.65 and 310,700,567.74 is: 428,763,604.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,594,380.29 : 774,994,498.65 = 310,700,567.74 : x
  2. Step 2: Convert to fraction form
    561,594,380.29/774,994,498.65 = 310,700,567.74/x
  3. Step 3: Cross multiply
    561,594,380.29x = 774,994,498.65 × 310,700,567.74
  4. Step 4: Simplify right side
    561,594,380.29x = 240,791,230,725,931,648
  5. Step 5: Solve for x
    x = 240,791,230,725,931,648/561,594,380.29
  6. Step 6: Final answer
    x = 428,763,604.44

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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.