Home / 798,725,345.40-1,102,283,554.95-446,309,890.92

Finding the Fourth Proportional to 798,725,345.40, 1,102,283,554.95 and 446,309,890.92

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Solution

The fourth proportional to 798,725,345.40, 1,102,283,554.95 and 446,309,890.92 is: 615,931,441.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,725,345.40 : 1,102,283,554.95 = 446,309,890.92 : x
  2. Step 2: Convert to fraction form
    798,725,345.40/1,102,283,554.95 = 446,309,890.92/x
  3. Step 3: Cross multiply
    798,725,345.40x = 1,102,283,554.95 × 446,309,890.92
  4. Step 4: Simplify right side
    798,725,345.40x = 491,960,053,172,644,352
  5. Step 5: Solve for x
    x = 491,960,053,172,644,352/798,725,345.40
  6. Step 6: Final answer
    x = 615,931,441.27

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Double scale
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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.