Home / 797,411,944.02-1,196,112,896.87-429,120,378.57

Finding the Fourth Proportional to 797,411,944.02, 1,196,112,896.87 and 429,120,378.57

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Solution

The fourth proportional to 797,411,944.02, 1,196,112,896.87 and 429,120,378.57 is: 643,677,866.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,411,944.02 : 1,196,112,896.87 = 429,120,378.57 : x
  2. Step 2: Convert to fraction form
    797,411,944.02/1,196,112,896.87 = 429,120,378.57/x
  3. Step 3: Cross multiply
    797,411,944.02x = 1,196,112,896.87 × 429,120,378.57
  4. Step 4: Simplify right side
    797,411,944.02x = 513,276,419,115,168,192
  5. Step 5: Solve for x
    x = 513,276,419,115,168,192/797,411,944.02
  6. Step 6: Final answer
    x = 643,677,866.83

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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.