Home / 4,289,513,412.79-5,919,377,530.39-2,358,267,153.78

Finding the Fourth Proportional to 4,289,513,412.79, 5,919,377,530.39 and 2,358,267,153.78

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Solution

The fourth proportional to 4,289,513,412.79, 5,919,377,530.39 and 2,358,267,153.78 is: 3,254,325,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289,513,412.79 : 5,919,377,530.39 = 2,358,267,153.78 : x
  2. Step 2: Convert to fraction form
    4,289,513,412.79/5,919,377,530.39 = 2,358,267,153.78/x
  3. Step 3: Cross multiply
    4,289,513,412.79x = 5,919,377,530.39 × 2,358,267,153.78
  4. Step 4: Simplify right side
    4,289,513,412.79x = 13,959,473,600,758,945,792
  5. Step 5: Solve for x
    x = 13,959,473,600,758,945,792/4,289,513,412.79
  6. Step 6: Final answer
    x = 3,254,325,667.60

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Double scale
Find fourth proportional to 4,289,513,413.79, 5,919,377,531.77 and 2,358,267,154.78
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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.