Home / 914,783,342,857.38-1,264,212,282,132.80-749,724,521,928.20

Finding the Fourth Proportional to 914,783,342,857.38, 1,264,212,282,132.80 and 749,724,521,928.20

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Solution

The fourth proportional to 914,783,342,857.38, 1,264,212,282,132.80 and 749,724,521,928.20 is: 1,036,104,293,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,783,342,857.38 : 1,264,212,282,132.80 = 749,724,521,928.20 : x
  2. Step 2: Convert to fraction form
    914,783,342,857.38/1,264,212,282,132.80 = 749,724,521,928.20/x
  3. Step 3: Cross multiply
    914,783,342,857.38x = 1,264,212,282,132.80 × 749,724,521,928.20
  4. Step 4: Simplify right side
    914,783,342,857.38x = 947,810,948,837,772,103,778,304
  5. Step 5: Solve for x
    x = 947,810,948,837,772,103,778,304/914,783,342,857.38
  6. Step 6: Final answer
    x = 1,036,104,293,151.24

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Double scale
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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.