Home / 66,349,683,623.25-99,513,629,221.32-28,566,086,779.08

Finding the Fourth Proportional to 66,349,683,623.25, 99,513,629,221.32 and 28,566,086,779.08

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Solution

The fourth proportional to 66,349,683,623.25, 99,513,629,221.32 and 28,566,086,779.08 is: 42,844,438,930.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,349,683,623.25 : 99,513,629,221.32 = 28,566,086,779.08 : x
  2. Step 2: Convert to fraction form
    66,349,683,623.25/99,513,629,221.32 = 28,566,086,779.08/x
  3. Step 3: Cross multiply
    66,349,683,623.25x = 99,513,629,221.32 × 28,566,086,779.08
  4. Step 4: Simplify right side
    66,349,683,623.25x = 2,842,714,968,037,418,598,400
  5. Step 5: Solve for x
    x = 2,842,714,968,037,418,598,400/66,349,683,623.25
  6. Step 6: Final answer
    x = 42,844,438,930.25

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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.