Home / 1,695,968,692.29-2,340,272,835.05-981,361,700.39

Finding the Fourth Proportional to 1,695,968,692.29, 2,340,272,835.05 and 981,361,700.39

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Solution

The fourth proportional to 1,695,968,692.29, 2,340,272,835.05 and 981,361,700.39 is: 1,354,184,271.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,968,692.29 : 2,340,272,835.05 = 981,361,700.39 : x
  2. Step 2: Convert to fraction form
    1,695,968,692.29/2,340,272,835.05 = 981,361,700.39/x
  3. Step 3: Cross multiply
    1,695,968,692.29x = 2,340,272,835.05 × 981,361,700.39
  4. Step 4: Simplify right side
    1,695,968,692.29x = 2,296,654,128,782,138,112
  5. Step 5: Solve for x
    x = 2,296,654,128,782,138,112/1,695,968,692.29
  6. Step 6: Final answer
    x = 1,354,184,271.93

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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.