Home / 137,540,547,003.81-206,405,060,385.56-48,003,540,379.54

Finding the Fourth Proportional to 137,540,547,003.81, 206,405,060,385.56 and 48,003,540,379.54

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Solution

The fourth proportional to 137,540,547,003.81, 206,405,060,385.56 and 48,003,540,379.54 is: 72,038,201,582.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,540,547,003.81 : 206,405,060,385.56 = 48,003,540,379.54 : x
  2. Step 2: Convert to fraction form
    137,540,547,003.81/206,405,060,385.56 = 48,003,540,379.54/x
  3. Step 3: Cross multiply
    137,540,547,003.81x = 206,405,060,385.56 × 48,003,540,379.54
  4. Step 4: Simplify right side
    137,540,547,003.81x = 9,908,173,650,760,239,677,440
  5. Step 5: Solve for x
    x = 9,908,173,650,760,239,677,440/137,540,547,003.81
  6. Step 6: Final answer
    x = 72,038,201,582.01

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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.