Home / 1,856,797,367,808.50-2,786,468,290,125.80-648,047,778,381.50

Finding the Fourth Proportional to 1,856,797,367,808.50, 2,786,468,290,125.80 and 648,047,778,381.50

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Solution

The fourth proportional to 1,856,797,367,808.50, 2,786,468,290,125.80 and 648,047,778,381.50 is: 972,515,696,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,797,367,808.50 : 2,786,468,290,125.80 = 648,047,778,381.50 : x
  2. Step 2: Convert to fraction form
    1,856,797,367,808.50/2,786,468,290,125.80 = 648,047,778,381.50/x
  3. Step 3: Cross multiply
    1,856,797,367,808.50x = 2,786,468,290,125.80 × 648,047,778,381.50
  4. Step 4: Simplify right side
    1,856,797,367,808.50x = 1,805,764,584,946,521,648,136,192
  5. Step 5: Solve for x
    x = 1,805,764,584,946,521,648,136,192/1,856,797,367,808.50
  6. Step 6: Final answer
    x = 972,515,696,248.42

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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.