Home / 143,476,600,457.98-215,131,637,903.34-67,929,116,935.42

Finding the Fourth Proportional to 143,476,600,457.98, 215,131,637,903.34 and 67,929,116,935.42

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Solution

The fourth proportional to 143,476,600,457.98, 215,131,637,903.34 and 67,929,116,935.42 is: 101,854,254,568.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,476,600,457.98 : 215,131,637,903.34 = 67,929,116,935.42 : x
  2. Step 2: Convert to fraction form
    143,476,600,457.98/215,131,637,903.34 = 67,929,116,935.42/x
  3. Step 3: Cross multiply
    143,476,600,457.98x = 215,131,637,903.34 × 67,929,116,935.42
  4. Step 4: Simplify right side
    143,476,600,457.98x = 14,613,702,187,644,415,377,408
  5. Step 5: Solve for x
    x = 14,613,702,187,644,415,377,408/143,476,600,457.98
  6. Step 6: Final answer
    x = 101,854,254,568.32

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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.