Home / 70,864,623.59-97,793,179.74-38,269,575.59

Finding the Fourth Proportional to 70,864,623.59, 97,793,179.74 and 38,269,575.59

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Solution

The fourth proportional to 70,864,623.59, 97,793,179.74 and 38,269,575.59 is: 52,812,013.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,864,623.59 : 97,793,179.74 = 38,269,575.59 : x
  2. Step 2: Convert to fraction form
    70,864,623.59/97,793,179.74 = 38,269,575.59/x
  3. Step 3: Cross multiply
    70,864,623.59x = 97,793,179.74 × 38,269,575.59
  4. Step 4: Simplify right side
    70,864,623.59x = 3,742,503,484,490,869.50
  5. Step 5: Solve for x
    x = 3,742,503,484,490,869.50/70,864,623.59
  6. Step 6: Final answer
    x = 52,812,013.88

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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.