Home / 1,878,121,648,814.70-2,815,569,000,333.80-652,721,563,544.62

Finding the Fourth Proportional to 1,878,121,648,814.70, 2,815,569,000,333.80 and 652,721,563,544.62

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Solution

The fourth proportional to 1,878,121,648,814.70, 2,815,569,000,333.80 and 652,721,563,544.62 is: 978,521,599,666.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,121,648,814.70 : 2,815,569,000,333.80 = 652,721,563,544.62 : x
  2. Step 2: Convert to fraction form
    1,878,121,648,814.70/2,815,569,000,333.80 = 652,721,563,544.62/x
  3. Step 3: Cross multiply
    1,878,121,648,814.70x = 2,815,569,000,333.80 × 652,721,563,544.62
  4. Step 4: Simplify right side
    1,878,121,648,814.70x = 1,837,782,600,165,640,399,486,976
  5. Step 5: Solve for x
    x = 1,837,782,600,165,640,399,486,976/1,878,121,648,814.70
  6. Step 6: Final answer
    x = 978,521,599,666.07

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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.