Home / 93,865,128.75-140,860,166.81-38,578,303.35

Finding the Fourth Proportional to 93,865,128.75, 140,860,166.81 and 38,578,303.35

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Solution

The fourth proportional to 93,865,128.75, 140,860,166.81 and 38,578,303.35 is: 57,893,131.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,865,128.75 : 140,860,166.81 = 38,578,303.35 : x
  2. Step 2: Convert to fraction form
    93,865,128.75/140,860,166.81 = 38,578,303.35/x
  3. Step 3: Cross multiply
    93,865,128.75x = 140,860,166.81 × 38,578,303.35
  4. Step 4: Simplify right side
    93,865,128.75x = 5,434,146,244,934,891
  5. Step 5: Solve for x
    x = 5,434,146,244,934,891/93,865,128.75
  6. Step 6: Final answer
    x = 57,893,131.53

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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.