Home / 107,720,312.40-161,627,420.76-37,740,743.81

Finding the Fourth Proportional to 107,720,312.40, 161,627,420.76 and 37,740,743.81

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Solution

The fourth proportional to 107,720,312.40, 161,627,420.76 and 37,740,743.81 is: 56,627,565.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,720,312.40 : 161,627,420.76 = 37,740,743.81 : x
  2. Step 2: Convert to fraction form
    107,720,312.40/161,627,420.76 = 37,740,743.81/x
  3. Step 3: Cross multiply
    107,720,312.40x = 161,627,420.76 × 37,740,743.81
  4. Step 4: Simplify right side
    107,720,312.40x = 6,099,939,079,230,674
  5. Step 5: Solve for x
    x = 6,099,939,079,230,674/107,720,312.40
  6. Step 6: Final answer
    x = 56,627,565.81

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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.