Home / 409,437,897.55-614,156,846.33-133,088,577.55

Finding the Fourth Proportional to 409,437,897.55, 614,156,846.33 and 133,088,577.55

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Solution

The fourth proportional to 409,437,897.55, 614,156,846.33 and 133,088,577.55 is: 199,632,866.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,437,897.55 : 614,156,846.33 = 133,088,577.55 : x
  2. Step 2: Convert to fraction form
    409,437,897.55/614,156,846.33 = 133,088,577.55/x
  3. Step 3: Cross multiply
    409,437,897.55x = 614,156,846.33 × 133,088,577.55
  4. Step 4: Simplify right side
    409,437,897.55x = 81,737,261,070,653,648
  5. Step 5: Solve for x
    x = 81,737,261,070,653,648/409,437,897.55
  6. Step 6: Final answer
    x = 199,632,866.33

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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.