Home / 535,042,001.40-802,563,002.10-453,412,663.80

Finding the Fourth Proportional to 535,042,001.40, 802,563,002.10 and 453,412,663.80

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Solution

The fourth proportional to 535,042,001.40, 802,563,002.10 and 453,412,663.80 is: 680,118,995.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,042,001.40 : 802,563,002.10 = 453,412,663.80 : x
  2. Step 2: Convert to fraction form
    535,042,001.40/802,563,002.10 = 453,412,663.80/x
  3. Step 3: Cross multiply
    535,042,001.40x = 802,563,002.10 × 453,412,663.80
  4. Step 4: Simplify right side
    535,042,001.40x = 363,892,228,649,486,016
  5. Step 5: Solve for x
    x = 363,892,228,649,486,016/535,042,001.40
  6. Step 6: Final answer
    x = 680,118,995.70

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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.