Home / 156,666,898,136.16-216,201,051,576.36-89,005,201,134.48

Finding the Fourth Proportional to 156,666,898,136.16, 216,201,051,576.36 and 89,005,201,134.48

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Solution

The fourth proportional to 156,666,898,136.16, 216,201,051,576.36 and 89,005,201,134.48 is: 122,827,593,511.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,666,898,136.16 : 216,201,051,576.36 = 89,005,201,134.48 : x
  2. Step 2: Convert to fraction form
    156,666,898,136.16/216,201,051,576.36 = 89,005,201,134.48/x
  3. Step 3: Cross multiply
    156,666,898,136.16x = 216,201,051,576.36 × 89,005,201,134.48
  4. Step 4: Simplify right side
    156,666,898,136.16x = 19,243,018,081,040,005,595,136
  5. Step 5: Solve for x
    x = 19,243,018,081,040,005,595,136/156,666,898,136.16
  6. Step 6: Final answer
    x = 122,827,593,511.91

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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.