Home / 121,673,245,010.86-167,886,876,537.66-70,213,031,430.40

Finding the Fourth Proportional to 121,673,245,010.86, 167,886,876,537.66 and 70,213,031,430.40

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Solution

The fourth proportional to 121,673,245,010.86, 167,886,876,537.66 and 70,213,031,430.40 is: 96,881,171,682.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,673,245,010.86 : 167,886,876,537.66 = 70,213,031,430.40 : x
  2. Step 2: Convert to fraction form
    121,673,245,010.86/167,886,876,537.66 = 70,213,031,430.40/x
  3. Step 3: Cross multiply
    121,673,245,010.86x = 167,886,876,537.66 × 70,213,031,430.40
  4. Step 4: Simplify right side
    121,673,245,010.86x = 11,787,846,539,090,405,097,472
  5. Step 5: Solve for x
    x = 11,787,846,539,090,405,097,472/121,673,245,010.86
  6. Step 6: Final answer
    x = 96,881,171,682.72

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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.