Home / 1,006,065,518.76-1,388,356,195.14-566,031,321

Finding the Fourth Proportional to 1,006,065,518.76, 1,388,356,195.14 and 566,031,321

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Solution

The fourth proportional to 1,006,065,518.76, 1,388,356,195.14 and 566,031,321 is: 781,115,222.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,065,518.76 : 1,388,356,195.14 = 566,031,321 : x
  2. Step 2: Convert to fraction form
    1,006,065,518.76/1,388,356,195.14 = 566,031,321/x
  3. Step 3: Cross multiply
    1,006,065,518.76x = 1,388,356,195.14 × 566,031,321
  4. Step 4: Simplify right side
    1,006,065,518.76x = 785,853,091,153,628,032
  5. Step 5: Solve for x
    x = 785,853,091,153,628,032/1,006,065,518.76
  6. Step 6: Final answer
    x = 781,115,222.12

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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.