Home / 941,392,946.15-1,299,083,254.54-512,232,007.43

Finding the Fourth Proportional to 941,392,946.15, 1,299,083,254.54 and 512,232,007.43

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Solution

The fourth proportional to 941,392,946.15, 1,299,083,254.54 and 512,232,007.43 is: 706,858,943.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,392,946.15 : 1,299,083,254.54 = 512,232,007.43 : x
  2. Step 2: Convert to fraction form
    941,392,946.15/1,299,083,254.54 = 512,232,007.43/x
  3. Step 3: Cross multiply
    941,392,946.15x = 1,299,083,254.54 × 512,232,007.43
  4. Step 4: Simplify right side
    941,392,946.15x = 665,432,023,286,349,184
  5. Step 5: Solve for x
    x = 665,432,023,286,349,184/941,392,946.15
  6. Step 6: Final answer
    x = 706,858,943.45

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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.