Home / 255,518,189.23-383,276,988.08-91,756,119.01

Finding the Fourth Proportional to 255,518,189.23, 383,276,988.08 and 91,756,119.01

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Solution

The fourth proportional to 255,518,189.23, 383,276,988.08 and 91,756,119.01 is: 137,634,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,518,189.23 : 383,276,988.08 = 91,756,119.01 : x
  2. Step 2: Convert to fraction form
    255,518,189.23/383,276,988.08 = 91,756,119.01/x
  3. Step 3: Cross multiply
    255,518,189.23x = 383,276,988.08 × 91,756,119.01
  4. Step 4: Simplify right side
    255,518,189.23x = 35,168,008,932,062,832
  5. Step 5: Solve for x
    x = 35,168,008,932,062,832/255,518,189.23
  6. Step 6: Final answer
    x = 137,634,072.31

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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.