Home / 975,499,455.49-1,346,190,244.85-529,462,910.68

Finding the Fourth Proportional to 975,499,455.49, 1,346,190,244.85 and 529,462,910.68

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Solution

The fourth proportional to 975,499,455.49, 1,346,190,244.85 and 529,462,910.68 is: 730,659,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,499,455.49 : 1,346,190,244.85 = 529,462,910.68 : x
  2. Step 2: Convert to fraction form
    975,499,455.49/1,346,190,244.85 = 529,462,910.68/x
  3. Step 3: Cross multiply
    975,499,455.49x = 1,346,190,244.85 × 529,462,910.68
  4. Step 4: Simplify right side
    975,499,455.49x = 712,757,805,357,924,608
  5. Step 5: Solve for x
    x = 712,757,805,357,924,608/975,499,455.49
  6. Step 6: Final answer
    x = 730,659,357.47

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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.