Home / 144,572,291,555.02-199,507,078,350.02-79,465,327,007.86

Finding the Fourth Proportional to 144,572,291,555.02, 199,507,078,350.02 and 79,465,327,007.86

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Solution

The fourth proportional to 144,572,291,555.02, 199,507,078,350.02 and 79,465,327,007.86 is: 109,660,675,990.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,572,291,555.02 : 199,507,078,350.02 = 79,465,327,007.86 : x
  2. Step 2: Convert to fraction form
    144,572,291,555.02/199,507,078,350.02 = 79,465,327,007.86/x
  3. Step 3: Cross multiply
    144,572,291,555.02x = 199,507,078,350.02 × 79,465,327,007.86
  4. Step 4: Simplify right side
    144,572,291,555.02x = 15,853,895,221,467,085,275,136
  5. Step 5: Solve for x
    x = 15,853,895,221,467,085,275,136/144,572,291,555.02
  6. Step 6: Final answer
    x = 109,660,675,990.83

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1.5x scale

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.