Home / 581,009,040.83-871,565,898.23-187,545,196.31

Finding the Fourth Proportional to 581,009,040.83, 871,565,898.23 and 187,545,196.31

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Solution

The fourth proportional to 581,009,040.83, 871,565,898.23 and 187,545,196.31 is: 281,334,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,009,040.83 : 871,565,898.23 = 187,545,196.31 : x
  2. Step 2: Convert to fraction form
    581,009,040.83/871,565,898.23 = 187,545,196.31/x
  3. Step 3: Cross multiply
    581,009,040.83x = 871,565,898.23 × 187,545,196.31
  4. Step 4: Simplify right side
    581,009,040.83x = 163,457,997,475,351,296
  5. Step 5: Solve for x
    x = 163,457,997,475,351,296/581,009,040.83
  6. Step 6: Final answer
    x = 281,334,688.43

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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.