Home / 51,717,967.40-77,576,951.10-47,350,965.80

Finding the Fourth Proportional to 51,717,967.40, 77,576,951.10 and 47,350,965.80

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Solution

The fourth proportional to 51,717,967.40, 77,576,951.10 and 47,350,965.80 is: 71,026,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,717,967.40 : 77,576,951.10 = 47,350,965.80 : x
  2. Step 2: Convert to fraction form
    51,717,967.40/77,576,951.10 = 47,350,965.80/x
  3. Step 3: Cross multiply
    51,717,967.40x = 77,576,951.10 × 47,350,965.80
  4. Step 4: Simplify right side
    51,717,967.40x = 3,673,343,558,404,372
  5. Step 5: Solve for x
    x = 3,673,343,558,404,372/51,717,967.40
  6. Step 6: Final answer
    x = 71,026,448.70

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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.