Home / 923,915,557-1,385,937,101.13-268,872,009.22

Finding the Fourth Proportional to 923,915,557, 1,385,937,101.13 and 268,872,009.22

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Solution

The fourth proportional to 923,915,557, 1,385,937,101.13 and 268,872,009.22 is: 403,326,570.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,915,557 : 1,385,937,101.13 = 268,872,009.22 : x
  2. Step 2: Convert to fraction form
    923,915,557/1,385,937,101.13 = 268,872,009.22/x
  3. Step 3: Cross multiply
    923,915,557x = 1,385,937,101.13 × 268,872,009.22
  4. Step 4: Simplify right side
    923,915,557x = 372,639,693,033,365,504
  5. Step 5: Solve for x
    x = 372,639,693,033,365,504/923,915,557
  6. Step 6: Final answer
    x = 403,326,570.50

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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.