Home / 85,128,665,243.84-127,693,120,762.45-34,764,099,030.01

Finding the Fourth Proportional to 85,128,665,243.84, 127,693,120,762.45 and 34,764,099,030.01

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Solution

The fourth proportional to 85,128,665,243.84, 127,693,120,762.45 and 34,764,099,030.01 is: 52,146,198,732.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,128,665,243.84 : 127,693,120,762.45 = 34,764,099,030.01 : x
  2. Step 2: Convert to fraction form
    85,128,665,243.84/127,693,120,762.45 = 34,764,099,030.01/x
  3. Step 3: Cross multiply
    85,128,665,243.84x = 127,693,120,762.45 × 34,764,099,030.01
  4. Step 4: Simplify right side
    85,128,665,243.84x = 4,439,136,295,636,965,523,456
  5. Step 5: Solve for x
    x = 4,439,136,295,636,965,523,456/85,128,665,243.84
  6. Step 6: Final answer
    x = 52,146,198,732.49

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1.5x scale

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.