Home / 931,522,915.80-1,396,097,488.80-495,032,707.80

Finding the Fourth Proportional to 931,522,915.80, 1,396,097,488.80 and 495,032,707.80

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Solution

The fourth proportional to 931,522,915.80, 1,396,097,488.80 and 495,032,707.80 is: 741,918,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,522,915.80 : 1,396,097,488.80 = 495,032,707.80 : x
  2. Step 2: Convert to fraction form
    931,522,915.80/1,396,097,488.80 = 495,032,707.80/x
  3. Step 3: Cross multiply
    931,522,915.80x = 1,396,097,488.80 × 495,032,707.80
  4. Step 4: Simplify right side
    931,522,915.80x = 691,113,920,233,444,224
  5. Step 5: Solve for x
    x = 691,113,920,233,444,224/931,522,915.80
  6. Step 6: Final answer
    x = 741,918,323.76

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1.5x scale

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.