Home / 520,273,472.04-780,334,242.62-151,709,384.52

Finding the Fourth Proportional to 520,273,472.04, 780,334,242.62 and 151,709,384.52

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Solution

The fourth proportional to 520,273,472.04, 780,334,242.62 and 151,709,384.52 is: 227,541,925.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,273,472.04 : 780,334,242.62 = 151,709,384.52 : x
  2. Step 2: Convert to fraction form
    520,273,472.04/780,334,242.62 = 151,709,384.52/x
  3. Step 3: Cross multiply
    520,273,472.04x = 780,334,242.62 × 151,709,384.52
  4. Step 4: Simplify right side
    520,273,472.04x = 118,384,027,667,002,016
  5. Step 5: Solve for x
    x = 118,384,027,667,002,016/520,273,472.04
  6. Step 6: Final answer
    x = 227,541,925.60

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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.