Home / 70,615,988.83-105,880,656.04-27,434,783.73

Finding the Fourth Proportional to 70,615,988.83, 105,880,656.04 and 27,434,783.73

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Solution

The fourth proportional to 70,615,988.83, 105,880,656.04 and 27,434,783.73 is: 41,135,342.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,615,988.83 : 105,880,656.04 = 27,434,783.73 : x
  2. Step 2: Convert to fraction form
    70,615,988.83/105,880,656.04 = 27,434,783.73/x
  3. Step 3: Cross multiply
    70,615,988.83x = 105,880,656.04 × 27,434,783.73
  4. Step 4: Simplify right side
    70,615,988.83x = 2,904,812,900,130,841.50
  5. Step 5: Solve for x
    x = 2,904,812,900,130,841.50/70,615,988.83
  6. Step 6: Final answer
    x = 41,135,342.69

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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.