Home / 408,898,600,299.36-613,360,395,768.60-140,283,812,577.24

Finding the Fourth Proportional to 408,898,600,299.36, 613,360,395,768.60 and 140,283,812,577.24

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Solution

The fourth proportional to 408,898,600,299.36, 613,360,395,768.60 and 140,283,812,577.24 is: 210,430,005,725.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,898,600,299.36 : 613,360,395,768.60 = 140,283,812,577.24 : x
  2. Step 2: Convert to fraction form
    408,898,600,299.36/613,360,395,768.60 = 140,283,812,577.24/x
  3. Step 3: Cross multiply
    408,898,600,299.36x = 613,360,395,768.60 × 140,283,812,577.24
  4. Step 4: Simplify right side
    408,898,600,299.36x = 86,044,534,802,304,018,153,472
  5. Step 5: Solve for x
    x = 86,044,534,802,304,018,153,472/408,898,600,299.36
  6. Step 6: Final answer
    x = 210,430,005,725.89

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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.