Home / 836,610,429.30-1,254,962,883.15-254,363,669.70

Finding the Fourth Proportional to 836,610,429.30, 1,254,962,883.15 and 254,363,669.70

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Solution

The fourth proportional to 836,610,429.30, 1,254,962,883.15 and 254,363,669.70 is: 381,559,867.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,610,429.30 : 1,254,962,883.15 = 254,363,669.70 : x
  2. Step 2: Convert to fraction form
    836,610,429.30/1,254,962,883.15 = 254,363,669.70/x
  3. Step 3: Cross multiply
    836,610,429.30x = 1,254,962,883.15 × 254,363,669.70
  4. Step 4: Simplify right side
    836,610,429.30x = 319,216,964,295,326,336
  5. Step 5: Solve for x
    x = 319,216,964,295,326,336/836,610,429.30
  6. Step 6: Final answer
    x = 381,559,867.19

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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.