Home / 694,781,426.17-958,815,026.21-377,255,055.22

Finding the Fourth Proportional to 694,781,426.17, 958,815,026.21 and 377,255,055.22

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Solution

The fourth proportional to 694,781,426.17, 958,815,026.21 and 377,255,055.22 is: 520,621,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,781,426.17 : 958,815,026.21 = 377,255,055.22 : x
  2. Step 2: Convert to fraction form
    694,781,426.17/958,815,026.21 = 377,255,055.22/x
  3. Step 3: Cross multiply
    694,781,426.17x = 958,815,026.21 × 377,255,055.22
  4. Step 4: Simplify right side
    694,781,426.17x = 361,717,815,657,165,376
  5. Step 5: Solve for x
    x = 361,717,815,657,165,376/694,781,426.17
  6. Step 6: Final answer
    x = 520,621,021.28

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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.