Home / 465,605,764.94-697,833,549.28-399,562,678.46

Finding the Fourth Proportional to 465,605,764.94, 697,833,549.28 and 399,562,678.46

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Solution

The fourth proportional to 465,605,764.94, 697,833,549.28 and 399,562,678.46 is: 598,850,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,605,764.94 : 697,833,549.28 = 399,562,678.46 : x
  2. Step 2: Convert to fraction form
    465,605,764.94/697,833,549.28 = 399,562,678.46/x
  3. Step 3: Cross multiply
    465,605,764.94x = 697,833,549.28 × 399,562,678.46
  4. Step 4: Simplify right side
    465,605,764.94x = 278,828,242,066,190,304
  5. Step 5: Solve for x
    x = 278,828,242,066,190,304/465,605,764.94
  6. Step 6: Final answer
    x = 598,850,493.40

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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.