Home / 912,274,017,801.60-1,258,939,391,251.50-495,127,869,413.20

Finding the Fourth Proportional to 912,274,017,801.60, 1,258,939,391,251.50 and 495,127,869,413.20

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Solution

The fourth proportional to 912,274,017,801.60, 1,258,939,391,251.50 and 495,127,869,413.20 is: 683,277,136,416.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,274,017,801.60 : 1,258,939,391,251.50 = 495,127,869,413.20 : x
  2. Step 2: Convert to fraction form
    912,274,017,801.60/1,258,939,391,251.50 = 495,127,869,413.20/x
  3. Step 3: Cross multiply
    912,274,017,801.60x = 1,258,939,391,251.50 × 495,127,869,413.20
  4. Step 4: Simplify right side
    912,274,017,801.60x = 623,335,978,510,706,213,388,288
  5. Step 5: Solve for x
    x = 623,335,978,510,706,213,388,288/912,274,017,801.60
  6. Step 6: Final answer
    x = 683,277,136,416.56

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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.