Home / 120,932,352,041.80-181,398,528,062.70-73,913,853,584.20

Finding the Fourth Proportional to 120,932,352,041.80, 181,398,528,062.70 and 73,913,853,584.20

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Solution

The fourth proportional to 120,932,352,041.80, 181,398,528,062.70 and 73,913,853,584.20 is: 110,870,780,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,932,352,041.80 : 181,398,528,062.70 = 73,913,853,584.20 : x
  2. Step 2: Convert to fraction form
    120,932,352,041.80/181,398,528,062.70 = 73,913,853,584.20/x
  3. Step 3: Cross multiply
    120,932,352,041.80x = 181,398,528,062.70 × 73,913,853,584.20
  4. Step 4: Simplify right side
    120,932,352,041.80x = 13,407,864,243,615,803,899,904
  5. Step 5: Solve for x
    x = 13,407,864,243,615,803,899,904/120,932,352,041.80
  6. Step 6: Final answer
    x = 110,870,780,376.30

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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.