Home / 771,525,904-1,064,706,162.24-423,867,786.88

Finding the Fourth Proportional to 771,525,904, 1,064,706,162.24 and 423,867,786.88

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Solution

The fourth proportional to 771,525,904, 1,064,706,162.24 and 423,867,786.88 is: 584,937,773.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,525,904 : 1,064,706,162.24 = 423,867,786.88 : x
  2. Step 2: Convert to fraction form
    771,525,904/1,064,706,162.24 = 423,867,786.88/x
  3. Step 3: Cross multiply
    771,525,904x = 1,064,706,162.24 × 423,867,786.88
  4. Step 4: Simplify right side
    771,525,904x = 451,294,644,666,167,040
  5. Step 5: Solve for x
    x = 451,294,644,666,167,040/771,525,904
  6. Step 6: Final answer
    x = 584,937,773.74

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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.