Home / 76,195,733.32-105,152,068.11-41,390,415.64

Finding the Fourth Proportional to 76,195,733.32, 105,152,068.11 and 41,390,415.64

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Solution

The fourth proportional to 76,195,733.32, 105,152,068.11 and 41,390,415.64 is: 57,119,836.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,195,733.32 : 105,152,068.11 = 41,390,415.64 : x
  2. Step 2: Convert to fraction form
    76,195,733.32/105,152,068.11 = 41,390,415.64/x
  3. Step 3: Cross multiply
    76,195,733.32x = 105,152,068.11 × 41,390,415.64
  4. Step 4: Simplify right side
    76,195,733.32x = 4,352,287,804,478,489.50
  5. Step 5: Solve for x
    x = 4,352,287,804,478,489.50/76,195,733.32
  6. Step 6: Final answer
    x = 57,119,836.18

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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.