Home / 2,910,340,919.20-4,365,548,703.60-971,644,151.20

Finding the Fourth Proportional to 2,910,340,919.20, 4,365,548,703.60 and 971,644,151.20

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Solution

The fourth proportional to 2,910,340,919.20, 4,365,548,703.60 and 971,644,151.20 is: 1,457,478,688.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,340,919.20 : 4,365,548,703.60 = 971,644,151.20 : x
  2. Step 2: Convert to fraction form
    2,910,340,919.20/4,365,548,703.60 = 971,644,151.20/x
  3. Step 3: Cross multiply
    2,910,340,919.20x = 4,365,548,703.60 × 971,644,151.20
  4. Step 4: Simplify right side
    2,910,340,919.20x = 4,241,759,864,631,683,072
  5. Step 5: Solve for x
    x = 4,241,759,864,631,683,072/2,910,340,919.20
  6. Step 6: Final answer
    x = 1,457,478,688.03

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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.