Home / 1,787,325,827.40-2,680,988,741.10-1,658,331,318.60

Finding the Fourth Proportional to 1,787,325,827.40, 2,680,988,741.10 and 1,658,331,318.60

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Solution

The fourth proportional to 1,787,325,827.40, 2,680,988,741.10 and 1,658,331,318.60 is: 2,487,496,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,325,827.40 : 2,680,988,741.10 = 1,658,331,318.60 : x
  2. Step 2: Convert to fraction form
    1,787,325,827.40/2,680,988,741.10 = 1,658,331,318.60/x
  3. Step 3: Cross multiply
    1,787,325,827.40x = 2,680,988,741.10 × 1,658,331,318.60
  4. Step 4: Simplify right side
    1,787,325,827.40x = 4,445,967,594,180,116,480
  5. Step 5: Solve for x
    x = 4,445,967,594,180,116,480/1,787,325,827.40
  6. Step 6: Final answer
    x = 2,487,496,977.90

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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.