Home / 85,128,665,254.99-127,693,120,779.18-34,764,099,041.16

Finding the Fourth Proportional to 85,128,665,254.99, 127,693,120,779.18 and 34,764,099,041.16

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Solution

The fourth proportional to 85,128,665,254.99, 127,693,120,779.18 and 34,764,099,041.16 is: 52,146,198,749.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,128,665,254.99 : 127,693,120,779.18 = 34,764,099,041.16 : x
  2. Step 2: Convert to fraction form
    85,128,665,254.99/127,693,120,779.18 = 34,764,099,041.16/x
  3. Step 3: Cross multiply
    85,128,665,254.99x = 127,693,120,779.18 × 34,764,099,041.16
  4. Step 4: Simplify right side
    85,128,665,254.99x = 4,439,136,297,641,708,093,440
  5. Step 5: Solve for x
    x = 4,439,136,297,641,708,093,440/85,128,665,254.99
  6. Step 6: Final answer
    x = 52,146,198,749.21

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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.