Home / 2,485,901,021,545.60-3,430,506,900,656.30-1,388,499,646,520

Finding the Fourth Proportional to 2,485,901,021,545.60, 3,430,506,900,656.30 and 1,388,499,646,520

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Solution

The fourth proportional to 2,485,901,021,545.60, 3,430,506,900,656.30 and 1,388,499,646,520 is: 1,916,109,120,058.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,901,021,545.60 : 3,430,506,900,656.30 = 1,388,499,646,520 : x
  2. Step 2: Convert to fraction form
    2,485,901,021,545.60/3,430,506,900,656.30 = 1,388,499,646,520/x
  3. Step 3: Cross multiply
    2,485,901,021,545.60x = 3,430,506,900,656.30 × 1,388,499,646,520
  4. Step 4: Simplify right side
    2,485,901,021,545.60x = 4,763,257,618,945,692,785,442,816
  5. Step 5: Solve for x
    x = 4,763,257,618,945,692,785,442,816/2,485,901,021,545.60
  6. Step 6: Final answer
    x = 1,916,109,120,058.27

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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.