Home / 567,174,947,564.45-782,720,096,420.45-310,251,965,279.49

Finding the Fourth Proportional to 567,174,947,564.45, 782,720,096,420.45 and 310,251,965,279.49

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Solution

The fourth proportional to 567,174,947,564.45, 782,720,096,420.45 and 310,251,965,279.49 is: 428,157,924,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,174,947,564.45 : 782,720,096,420.45 = 310,251,965,279.49 : x
  2. Step 2: Convert to fraction form
    567,174,947,564.45/782,720,096,420.45 = 310,251,965,279.49/x
  3. Step 3: Cross multiply
    567,174,947,564.45x = 782,720,096,420.45 × 310,251,965,279.49
  4. Step 4: Simplify right side
    567,174,947,564.45x = 242,840,448,178,196,502,806,528
  5. Step 5: Solve for x
    x = 242,840,448,178,196,502,806,528/567,174,947,564.45
  6. Step 6: Final answer
    x = 428,157,924,148.44

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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.