Home / 121,614,242.02-167,827,744.47-65,860,095.22

Finding the Fourth Proportional to 121,614,242.02, 167,827,744.47 and 65,860,095.22

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Solution

The fourth proportional to 121,614,242.02, 167,827,744.47 and 65,860,095.22 is: 90,886,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,614,242.02 : 167,827,744.47 = 65,860,095.22 : x
  2. Step 2: Convert to fraction form
    121,614,242.02/167,827,744.47 = 65,860,095.22/x
  3. Step 3: Cross multiply
    121,614,242.02x = 167,827,744.47 × 65,860,095.22
  4. Step 4: Simplify right side
    121,614,242.02x = 11,053,151,231,352,028
  5. Step 5: Solve for x
    x = 11,053,151,231,352,028/121,614,242.02
  6. Step 6: Final answer
    x = 90,886,980.40

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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.