Home / 771,525,906-1,064,706,165.04-423,867,788.88

Finding the Fourth Proportional to 771,525,906, 1,064,706,165.04 and 423,867,788.88

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Solution

The fourth proportional to 771,525,906, 1,064,706,165.04 and 423,867,788.88 is: 584,937,776.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,525,906 : 1,064,706,165.04 = 423,867,788.88 : x
  2. Step 2: Convert to fraction form
    771,525,906/1,064,706,165.04 = 423,867,788.88/x
  3. Step 3: Cross multiply
    771,525,906x = 1,064,706,165.04 × 423,867,788.88
  4. Step 4: Simplify right side
    771,525,906x = 451,294,647,982,409,152
  5. Step 5: Solve for x
    x = 451,294,647,982,409,152/771,525,906
  6. Step 6: Final answer
    x = 584,937,776.52

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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.