Home / 14,132,872,869.16-19,504,131,543.54-8,111,330,131.24

Finding the Fourth Proportional to 14,132,872,869.16, 19,504,131,543.54 and 8,111,330,131.24

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Solution

The fourth proportional to 14,132,872,869.16, 19,504,131,543.54 and 8,111,330,131.24 is: 11,194,075,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132,872,869.16 : 19,504,131,543.54 = 8,111,330,131.24 : x
  2. Step 2: Convert to fraction form
    14,132,872,869.16/19,504,131,543.54 = 8,111,330,131.24/x
  3. Step 3: Cross multiply
    14,132,872,869.16x = 19,504,131,543.54 × 8,111,330,131.24
  4. Step 4: Simplify right side
    14,132,872,869.16x = 158,204,449,872,784,523,264
  5. Step 5: Solve for x
    x = 158,204,449,872,784,523,264/14,132,872,869.16
  6. Step 6: Final answer
    x = 11,194,075,779.03

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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.