Home / 139,703,083.86-209,585,298.56-41,327,089.01

Finding the Fourth Proportional to 139,703,083.86, 209,585,298.56 and 41,327,089.01

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Solution

The fourth proportional to 139,703,083.86, 209,585,298.56 and 41,327,089.01 is: 61,999,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,703,083.86 : 209,585,298.56 = 41,327,089.01 : x
  2. Step 2: Convert to fraction form
    139,703,083.86/209,585,298.56 = 41,327,089.01/x
  3. Step 3: Cross multiply
    139,703,083.86x = 209,585,298.56 × 41,327,089.01
  4. Step 4: Simplify right side
    139,703,083.86x = 8,661,550,287,521,984
  5. Step 5: Solve for x
    x = 8,661,550,287,521,984/139,703,083.86
  6. Step 6: Final answer
    x = 61,999,707.15

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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.