Home / 11,290,915,839.07-16,938,303,264.16-4,654,917,405.28

Finding the Fourth Proportional to 11,290,915,839.07, 16,938,303,264.16 and 4,654,917,405.28

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Solution

The fourth proportional to 11,290,915,839.07, 16,938,303,264.16 and 4,654,917,405.28 is: 6,983,171,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290,915,839.07 : 16,938,303,264.16 = 4,654,917,405.28 : x
  2. Step 2: Convert to fraction form
    11,290,915,839.07/16,938,303,264.16 = 4,654,917,405.28/x
  3. Step 3: Cross multiply
    11,290,915,839.07x = 16,938,303,264.16 × 4,654,917,405.28
  4. Step 4: Simplify right side
    11,290,915,839.07x = 78,846,402,680,249,417,728
  5. Step 5: Solve for x
    x = 78,846,402,680,249,417,728/11,290,915,839.07
  6. Step 6: Final answer
    x = 6,983,171,587.15

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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.