Home / 79,545,688.32-109,769,421.60-44,265,237.60

Finding the Fourth Proportional to 79,545,688.32, 109,769,421.60 and 44,265,237.60

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Solution

The fourth proportional to 79,545,688.32, 109,769,421.60 and 44,265,237.60 is: 61,084,008.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,545,688.32 : 109,769,421.60 = 44,265,237.60 : x
  2. Step 2: Convert to fraction form
    79,545,688.32/109,769,421.60 = 44,265,237.60/x
  3. Step 3: Cross multiply
    79,545,688.32x = 109,769,421.60 × 44,265,237.60
  4. Step 4: Simplify right side
    79,545,688.32x = 4,858,969,528,338,572
  5. Step 5: Solve for x
    x = 4,858,969,528,338,572/79,545,688.32
  6. Step 6: Final answer
    x = 61,084,008.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.