Home / 470,359,797.68-649,062,827.04-258,681,533

Finding the Fourth Proportional to 470,359,797.68, 649,062,827.04 and 258,681,533

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Solution

The fourth proportional to 470,359,797.68, 649,062,827.04 and 258,681,533 is: 356,961,985.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,359,797.68 : 649,062,827.04 = 258,681,533 : x
  2. Step 2: Convert to fraction form
    470,359,797.68/649,062,827.04 = 258,681,533/x
  3. Step 3: Cross multiply
    470,359,797.68x = 649,062,827.04 × 258,681,533
  4. Step 4: Simplify right side
    470,359,797.68x = 167,900,567,112,021,056
  5. Step 5: Solve for x
    x = 167,900,567,112,021,056/470,359,797.68
  6. Step 6: Final answer
    x = 356,961,985.14

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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.