Home / 74,788,934.40-112,183,401.60-34,478,150.40

Finding the Fourth Proportional to 74,788,934.40, 112,183,401.60 and 34,478,150.40

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Solution

The fourth proportional to 74,788,934.40, 112,183,401.60 and 34,478,150.40 is: 51,717,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,788,934.40 : 112,183,401.60 = 34,478,150.40 : x
  2. Step 2: Convert to fraction form
    74,788,934.40/112,183,401.60 = 34,478,150.40/x
  3. Step 3: Cross multiply
    74,788,934.40x = 112,183,401.60 × 34,478,150.40
  4. Step 4: Simplify right side
    74,788,934.40x = 3,867,876,192,748,400.50
  5. Step 5: Solve for x
    x = 3,867,876,192,748,400.50/74,788,934.40
  6. Step 6: Final answer
    x = 51,717,225.60

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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.