Home / 252,635,234.20-378,952,851.30-249,234,011.80

Finding the Fourth Proportional to 252,635,234.20, 378,952,851.30 and 249,234,011.80

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Solution

The fourth proportional to 252,635,234.20, 378,952,851.30 and 249,234,011.80 is: 373,851,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,635,234.20 : 378,952,851.30 = 249,234,011.80 : x
  2. Step 2: Convert to fraction form
    252,635,234.20/378,952,851.30 = 249,234,011.80/x
  3. Step 3: Cross multiply
    252,635,234.20x = 378,952,851.30 × 249,234,011.80
  4. Step 4: Simplify right side
    252,635,234.20x = 94,447,939,412,547,856
  5. Step 5: Solve for x
    x = 94,447,939,412,547,856/252,635,234.20
  6. Step 6: Final answer
    x = 373,851,017.70

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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.