Home / 975,599,985.79-1,346,329,272.68-529,563,059.47

Finding the Fourth Proportional to 975,599,985.79, 1,346,329,272.68 and 529,563,059.47

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Solution

The fourth proportional to 975,599,985.79, 1,346,329,272.68 and 529,563,059.47 is: 730,797,723.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,599,985.79 : 1,346,329,272.68 = 529,563,059.47 : x
  2. Step 2: Convert to fraction form
    975,599,985.79/1,346,329,272.68 = 529,563,059.47/x
  3. Step 3: Cross multiply
    975,599,985.79x = 1,346,329,272.68 × 529,563,059.47
  4. Step 4: Simplify right side
    975,599,985.79x = 712,966,248,694,440,704
  5. Step 5: Solve for x
    x = 712,966,248,694,440,704/975,599,985.79
  6. Step 6: Final answer
    x = 730,797,723.53

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Double scale
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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.