Home / 553,063,556.16-829,584,655.20-165,149,225.28

Finding the Fourth Proportional to 553,063,556.16, 829,584,655.20 and 165,149,225.28

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Solution

The fourth proportional to 553,063,556.16, 829,584,655.20 and 165,149,225.28 is: 247,720,649.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,063,556.16 : 829,584,655.20 = 165,149,225.28 : x
  2. Step 2: Convert to fraction form
    553,063,556.16/829,584,655.20 = 165,149,225.28/x
  3. Step 3: Cross multiply
    553,063,556.16x = 829,584,655.20 × 165,149,225.28
  4. Step 4: Simplify right side
    553,063,556.16x = 137,005,263,110,455,936
  5. Step 5: Solve for x
    x = 137,005,263,110,455,936/553,063,556.16
  6. Step 6: Final answer
    x = 247,720,649.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.