Home / 1,331,712,013.60-1,997,568,020.40-896,355,546.40

Finding the Fourth Proportional to 1,331,712,013.60, 1,997,568,020.40 and 896,355,546.40

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Solution

The fourth proportional to 1,331,712,013.60, 1,997,568,020.40 and 896,355,546.40 is: 1,344,533,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,712,013.60 : 1,997,568,020.40 = 896,355,546.40 : x
  2. Step 2: Convert to fraction form
    1,331,712,013.60/1,997,568,020.40 = 896,355,546.40/x
  3. Step 3: Cross multiply
    1,331,712,013.60x = 1,997,568,020.40 × 896,355,546.40
  4. Step 4: Simplify right side
    1,331,712,013.60x = 1,790,531,174,396,808,448
  5. Step 5: Solve for x
    x = 1,790,531,174,396,808,448/1,331,712,013.60
  6. Step 6: Final answer
    x = 1,344,533,319.60

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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.