Home / 107,750,329.40-161,726,970.90-56,669,007.80

Finding the Fourth Proportional to 107,750,329.40, 161,726,970.90 and 56,669,007.80

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Solution

The fourth proportional to 107,750,329.40, 161,726,970.90 and 56,669,007.80 is: 85,056,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,750,329.40 : 161,726,970.90 = 56,669,007.80 : x
  2. Step 2: Convert to fraction form
    107,750,329.40/161,726,970.90 = 56,669,007.80/x
  3. Step 3: Cross multiply
    107,750,329.40x = 161,726,970.90 × 56,669,007.80
  4. Step 4: Simplify right side
    107,750,329.40x = 9,164,906,975,402,472
  5. Step 5: Solve for x
    x = 9,164,906,975,402,472/107,750,329.40
  6. Step 6: Final answer
    x = 85,056,881.28

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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.