Home / 611,623,465.58-844,013,155.28-357,328,392.50

Finding the Fourth Proportional to 611,623,465.58, 844,013,155.28 and 357,328,392.50

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Solution

The fourth proportional to 611,623,465.58, 844,013,155.28 and 357,328,392.50 is: 493,097,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,623,465.58 : 844,013,155.28 = 357,328,392.50 : x
  2. Step 2: Convert to fraction form
    611,623,465.58/844,013,155.28 = 357,328,392.50/x
  3. Step 3: Cross multiply
    611,623,465.58x = 844,013,155.28 × 357,328,392.50
  4. Step 4: Simplify right side
    611,623,465.58x = 301,589,864,025,055,296
  5. Step 5: Solve for x
    x = 301,589,864,025,055,296/611,623,465.58
  6. Step 6: Final answer
    x = 493,097,274.71

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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.