Home / 474,525,975.52-711,286,741.68-215,922,798.10

Finding the Fourth Proportional to 474,525,975.52, 711,286,741.68 and 215,922,798.10

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Solution

The fourth proportional to 474,525,975.52, 711,286,741.68 and 215,922,798.10 is: 323,655,672.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,525,975.52 : 711,286,741.68 = 215,922,798.10 : x
  2. Step 2: Convert to fraction form
    474,525,975.52/711,286,741.68 = 215,922,798.10/x
  3. Step 3: Cross multiply
    474,525,975.52x = 711,286,741.68 × 215,922,798.10
  4. Step 4: Simplify right side
    474,525,975.52x = 153,583,023,514,977,472
  5. Step 5: Solve for x
    x = 153,583,023,514,977,472/474,525,975.52
  6. Step 6: Final answer
    x = 323,655,672.06

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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.