Home / 270,704,990.76-406,009,486.96-123,117,981.32

Finding the Fourth Proportional to 270,704,990.76, 406,009,486.96 and 123,117,981.32

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Solution

The fourth proportional to 270,704,990.76, 406,009,486.96 and 123,117,981.32 is: 184,655,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,704,990.76 : 406,009,486.96 = 123,117,981.32 : x
  2. Step 2: Convert to fraction form
    270,704,990.76/406,009,486.96 = 123,117,981.32/x
  3. Step 3: Cross multiply
    270,704,990.76x = 406,009,486.96 × 123,117,981.32
  4. Step 4: Simplify right side
    270,704,990.76x = 49,987,068,428,946,216
  5. Step 5: Solve for x
    x = 49,987,068,428,946,216/270,704,990.76
  6. Step 6: Final answer
    x = 184,655,141.70

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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.