Home / 466,271,946.32-643,511,709.76-265,377,665.24

Finding the Fourth Proportional to 466,271,946.32, 643,511,709.76 and 265,377,665.24

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Solution

The fourth proportional to 466,271,946.32, 643,511,709.76 and 265,377,665.24 is: 366,253,291.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,271,946.32 : 643,511,709.76 = 265,377,665.24 : x
  2. Step 2: Convert to fraction form
    466,271,946.32/643,511,709.76 = 265,377,665.24/x
  3. Step 3: Cross multiply
    466,271,946.32x = 643,511,709.76 × 265,377,665.24
  4. Step 4: Simplify right side
    466,271,946.32x = 170,773,635,092,459,072
  5. Step 5: Solve for x
    x = 170,773,635,092,459,072/466,271,946.32
  6. Step 6: Final answer
    x = 366,253,291.54

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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.