Home / 551,815,712.83-826,378,967.76-364,955,816.53

Finding the Fourth Proportional to 551,815,712.83, 826,378,967.76 and 364,955,816.53

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Solution

The fourth proportional to 551,815,712.83, 826,378,967.76 and 364,955,816.53 is: 546,544,442.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,815,712.83 : 826,378,967.76 = 364,955,816.53 : x
  2. Step 2: Convert to fraction form
    551,815,712.83/826,378,967.76 = 364,955,816.53/x
  3. Step 3: Cross multiply
    551,815,712.83x = 826,378,967.76 × 364,955,816.53
  4. Step 4: Simplify right side
    551,815,712.83x = 301,591,810,942,069,312
  5. Step 5: Solve for x
    x = 301,591,810,942,069,312/551,815,712.83
  6. Step 6: Final answer
    x = 546,544,442.16

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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.