Home / 1,108,643,600,769.40-1,663,153,140,699.10-382,377,726,816.82

Finding the Fourth Proportional to 1,108,643,600,769.40, 1,663,153,140,699.10 and 382,377,726,816.82

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Solution

The fourth proportional to 1,108,643,600,769.40, 1,663,153,140,699.10 and 382,377,726,816.82 is: 573,631,342,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,643,600,769.40 : 1,663,153,140,699.10 = 382,377,726,816.82 : x
  2. Step 2: Convert to fraction form
    1,108,643,600,769.40/1,663,153,140,699.10 = 382,377,726,816.82/x
  3. Step 3: Cross multiply
    1,108,643,600,769.40x = 1,663,153,140,699.10 × 382,377,726,816.82
  4. Step 4: Simplify right side
    1,108,643,600,769.40x = 635,952,717,288,776,644,165,632
  5. Step 5: Solve for x
    x = 635,952,717,288,776,644,165,632/1,108,643,600,769.40
  6. Step 6: Final answer
    x = 573,631,342,703.30

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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.