Home / 959,212,685.90-1,323,790,413.04-762,596,787.74

Finding the Fourth Proportional to 959,212,685.90, 1,323,790,413.04 and 762,596,787.74

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Solution

The fourth proportional to 959,212,685.90, 1,323,790,413.04 and 762,596,787.74 is: 1,052,444,709.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,212,685.90 : 1,323,790,413.04 = 762,596,787.74 : x
  2. Step 2: Convert to fraction form
    959,212,685.90/1,323,790,413.04 = 762,596,787.74/x
  3. Step 3: Cross multiply
    959,212,685.90x = 1,323,790,413.04 × 762,596,787.74
  4. Step 4: Simplify right side
    959,212,685.90x = 1,009,518,316,625,311,744
  5. Step 5: Solve for x
    x = 1,009,518,316,625,311,744/959,212,685.90
  6. Step 6: Final answer
    x = 1,052,444,709.57

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Double scale
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1.5x scale

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.