Home / 144,572,291,553.02-199,507,078,347.26-79,465,327,005.86

Finding the Fourth Proportional to 144,572,291,553.02, 199,507,078,347.26 and 79,465,327,005.86

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Solution

The fourth proportional to 144,572,291,553.02, 199,507,078,347.26 and 79,465,327,005.86 is: 109,660,675,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,572,291,553.02 : 199,507,078,347.26 = 79,465,327,005.86 : x
  2. Step 2: Convert to fraction form
    144,572,291,553.02/199,507,078,347.26 = 79,465,327,005.86/x
  3. Step 3: Cross multiply
    144,572,291,553.02x = 199,507,078,347.26 × 79,465,327,005.86
  4. Step 4: Simplify right side
    144,572,291,553.02x = 15,853,895,220,847,750,152,192
  5. Step 5: Solve for x
    x = 15,853,895,220,847,750,152,192/144,572,291,553.02
  6. Step 6: Final answer
    x = 109,660,675,988.07

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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.