Home / 470,182,652,078.59-648,841,889,952.43-272,209,524,929.89

Finding the Fourth Proportional to 470,182,652,078.59, 648,841,889,952.43 and 272,209,524,929.89

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Solution

The fourth proportional to 470,182,652,078.59, 648,841,889,952.43 and 272,209,524,929.89 is: 375,643,256,589.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,182,652,078.59 : 648,841,889,952.43 = 272,209,524,929.89 : x
  2. Step 2: Convert to fraction form
    470,182,652,078.59/648,841,889,952.43 = 272,209,524,929.89/x
  3. Step 3: Cross multiply
    470,182,652,078.59x = 648,841,889,952.43 × 272,209,524,929.89
  4. Step 4: Simplify right side
    470,182,652,078.59x = 176,620,942,618,562,958,196,736
  5. Step 5: Solve for x
    x = 176,620,942,618,562,958,196,736/470,182,652,078.59
  6. Step 6: Final answer
    x = 375,643,256,589.23

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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.