Home / 694,112,621.64-957,877,236.78-376,572,851.08

Finding the Fourth Proportional to 694,112,621.64, 957,877,236.78 and 376,572,851.08

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Solution

The fourth proportional to 694,112,621.64, 957,877,236.78 and 376,572,851.08 is: 519,671,521.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,112,621.64 : 957,877,236.78 = 376,572,851.08 : x
  2. Step 2: Convert to fraction form
    694,112,621.64/957,877,236.78 = 376,572,851.08/x
  3. Step 3: Cross multiply
    694,112,621.64x = 957,877,236.78 × 376,572,851.08
  4. Step 4: Simplify right side
    694,112,621.64x = 360,710,562,038,876,800
  5. Step 5: Solve for x
    x = 360,710,562,038,876,800/694,112,621.64
  6. Step 6: Final answer
    x = 519,671,521.30

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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.