Home / 237,700,473.48-328,030,009.56-143,601,539.76

Finding the Fourth Proportional to 237,700,473.48, 328,030,009.56 and 143,601,539.76

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Solution

The fourth proportional to 237,700,473.48, 328,030,009.56 and 143,601,539.76 is: 198,172,152.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,700,473.48 : 328,030,009.56 = 143,601,539.76 : x
  2. Step 2: Convert to fraction form
    237,700,473.48/328,030,009.56 = 143,601,539.76/x
  3. Step 3: Cross multiply
    237,700,473.48x = 328,030,009.56 × 143,601,539.76
  4. Step 4: Simplify right side
    237,700,473.48x = 47,105,614,460,303,520
  5. Step 5: Solve for x
    x = 47,105,614,460,303,520/237,700,473.48
  6. Step 6: Final answer
    x = 198,172,152.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.