Home / 103,269,561,089.60-142,510,545,672-57,545,763,668.48

Finding the Fourth Proportional to 103,269,561,089.60, 142,510,545,672 and 57,545,763,668.48

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Solution

The fourth proportional to 103,269,561,089.60, 142,510,545,672 and 57,545,763,668.48 is: 79,412,346,629.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,269,561,089.60 : 142,510,545,672 = 57,545,763,668.48 : x
  2. Step 2: Convert to fraction form
    103,269,561,089.60/142,510,545,672 = 57,545,763,668.48/x
  3. Step 3: Cross multiply
    103,269,561,089.60x = 142,510,545,672 × 57,545,763,668.48
  4. Step 4: Simplify right side
    103,269,561,089.60x = 8,200,878,181,507,037,921,280
  5. Step 5: Solve for x
    x = 8,200,878,181,507,037,921,280/103,269,561,089.60
  6. Step 6: Final answer
    x = 79,412,346,629.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.