Home / 755,889,296.22-1,043,127,220.23-408,208,784.22

Finding the Fourth Proportional to 755,889,296.22, 1,043,127,220.23 and 408,208,784.22

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Solution

The fourth proportional to 755,889,296.22, 1,043,127,220.23 and 408,208,784.22 is: 563,328,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,889,296.22 : 1,043,127,220.23 = 408,208,784.22 : x
  2. Step 2: Convert to fraction form
    755,889,296.22/1,043,127,220.23 = 408,208,784.22/x
  3. Step 3: Cross multiply
    755,889,296.22x = 1,043,127,220.23 × 408,208,784.22
  4. Step 4: Simplify right side
    755,889,296.22x = 425,813,694,356,876,544
  5. Step 5: Solve for x
    x = 425,813,694,356,876,544/755,889,296.22
  6. Step 6: Final answer
    x = 563,328,117.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.