Home / 1,486,293,728.14-2,227,967,968.77-697,936,143.45

Finding the Fourth Proportional to 1,486,293,728.14, 2,227,967,968.77 and 697,936,143.45

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Solution

The fourth proportional to 1,486,293,728.14, 2,227,967,968.77 and 697,936,143.45 is: 1,046,212,698.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,293,728.14 : 2,227,967,968.77 = 697,936,143.45 : x
  2. Step 2: Convert to fraction form
    1,486,293,728.14/2,227,967,968.77 = 697,936,143.45/x
  3. Step 3: Cross multiply
    1,486,293,728.14x = 2,227,967,968.77 × 697,936,143.45
  4. Step 4: Simplify right side
    1,486,293,728.14x = 1,554,979,371,853,463,808
  5. Step 5: Solve for x
    x = 1,554,979,371,853,463,808/1,486,293,728.14
  6. Step 6: Final answer
    x = 1,046,212,698.35

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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.