Home / 78,270,199.08-108,001,157.90-44,774,352.42

Finding the Fourth Proportional to 78,270,199.08, 108,001,157.90 and 44,774,352.42

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Solution

The fourth proportional to 78,270,199.08, 108,001,157.90 and 44,774,352.42 is: 61,781,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,270,199.08 : 108,001,157.90 = 44,774,352.42 : x
  2. Step 2: Convert to fraction form
    78,270,199.08/108,001,157.90 = 44,774,352.42/x
  3. Step 3: Cross multiply
    78,270,199.08x = 108,001,157.90 × 44,774,352.42
  4. Step 4: Simplify right side
    78,270,199.08x = 4,835,681,905,582,668
  5. Step 5: Solve for x
    x = 4,835,681,905,582,668/78,270,199.08
  6. Step 6: Final answer
    x = 61,781,903.74

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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.