Home / 76,640,925.33-105,748,688.50-44,039,578.77

Finding the Fourth Proportional to 76,640,925.33, 105,748,688.50 and 44,039,578.77

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Solution

The fourth proportional to 76,640,925.33, 105,748,688.50 and 44,039,578.77 is: 60,765,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,640,925.33 : 105,748,688.50 = 44,039,578.77 : x
  2. Step 2: Convert to fraction form
    76,640,925.33/105,748,688.50 = 44,039,578.77/x
  3. Step 3: Cross multiply
    76,640,925.33x = 105,748,688.50 × 44,039,578.77
  4. Step 4: Simplify right side
    76,640,925.33x = 4,657,127,696,909,845
  5. Step 5: Solve for x
    x = 4,657,127,696,909,845/76,640,925.33
  6. Step 6: Final answer
    x = 60,765,546.30

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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.