Home / 470,182,652,078.09-648,841,889,951.74-272,209,524,929.39

Finding the Fourth Proportional to 470,182,652,078.09, 648,841,889,951.74 and 272,209,524,929.39

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Solution

The fourth proportional to 470,182,652,078.09, 648,841,889,951.74 and 272,209,524,929.39 is: 375,643,256,588.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,182,652,078.09 : 648,841,889,951.74 = 272,209,524,929.39 : x
  2. Step 2: Convert to fraction form
    470,182,652,078.09/648,841,889,951.74 = 272,209,524,929.39/x
  3. Step 3: Cross multiply
    470,182,652,078.09x = 648,841,889,951.74 × 272,209,524,929.39
  4. Step 4: Simplify right side
    470,182,652,078.09x = 176,620,942,618,050,682,683,392
  5. Step 5: Solve for x
    x = 176,620,942,618,050,682,683,392/470,182,652,078.09
  6. Step 6: Final answer
    x = 375,643,256,588.54

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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.