Home / 47,797,541,038.02-65,969,242,997.49-28,508,238,829.38

Finding the Fourth Proportional to 47,797,541,038.02, 65,969,242,997.49 and 28,508,238,829.38

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Solution

The fourth proportional to 47,797,541,038.02, 65,969,242,997.49 and 28,508,238,829.38 is: 39,346,520,635.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,797,541,038.02 : 65,969,242,997.49 = 28,508,238,829.38 : x
  2. Step 2: Convert to fraction form
    47,797,541,038.02/65,969,242,997.49 = 28,508,238,829.38/x
  3. Step 3: Cross multiply
    47,797,541,038.02x = 65,969,242,997.49 × 28,508,238,829.38
  4. Step 4: Simplify right side
    47,797,541,038.02x = 1,880,666,934,765,849,149,440
  5. Step 5: Solve for x
    x = 1,880,666,934,765,849,149,440/47,797,541,038.02
  6. Step 6: Final answer
    x = 39,346,520,635.23

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1.5x scale

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.