Home / 71,300,413,099.20-98,396,929,784.58-39,186,913,532.40

Finding the Fourth Proportional to 71,300,413,099.20, 98,396,929,784.58 and 39,186,913,532.40

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Solution

The fourth proportional to 71,300,413,099.20, 98,396,929,784.58 and 39,186,913,532.40 is: 54,079,237,576.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,300,413,099.20 : 98,396,929,784.58 = 39,186,913,532.40 : x
  2. Step 2: Convert to fraction form
    71,300,413,099.20/98,396,929,784.58 = 39,186,913,532.40/x
  3. Step 3: Cross multiply
    71,300,413,099.20x = 98,396,929,784.58 × 39,186,913,532.40
  4. Step 4: Simplify right side
    71,300,413,099.20x = 3,855,871,979,321,970,655,232
  5. Step 5: Solve for x
    x = 3,855,871,979,321,970,655,232/71,300,413,099.20
  6. Step 6: Final answer
    x = 54,079,237,576.89

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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.