Home / 892,296,587.45-1,338,671,924.58-524,142,901.42

Finding the Fourth Proportional to 892,296,587.45, 1,338,671,924.58 and 524,142,901.42

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Solution

The fourth proportional to 892,296,587.45, 1,338,671,924.58 and 524,142,901.42 is: 786,347,719.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,296,587.45 : 1,338,671,924.58 = 524,142,901.42 : x
  2. Step 2: Convert to fraction form
    892,296,587.45/1,338,671,924.58 = 524,142,901.42/x
  3. Step 3: Cross multiply
    892,296,587.45x = 1,338,671,924.58 × 524,142,901.42
  4. Step 4: Simplify right side
    892,296,587.45x = 701,655,386,597,501,696
  5. Step 5: Solve for x
    x = 701,655,386,597,501,696/892,296,587.45
  6. Step 6: Final answer
    x = 786,347,719.43

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Double scale
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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.