Home / 12,415,707,983.70-18,623,386,593.50-5,779,625,474.34

Finding the Fourth Proportional to 12,415,707,983.70, 18,623,386,593.50 and 5,779,625,474.34

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Solution

The fourth proportional to 12,415,707,983.70, 18,623,386,593.50 and 5,779,625,474.34 is: 8,669,356,569.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,707,983.70 : 18,623,386,593.50 = 5,779,625,474.34 : x
  2. Step 2: Convert to fraction form
    12,415,707,983.70/18,623,386,593.50 = 5,779,625,474.34/x
  3. Step 3: Cross multiply
    12,415,707,983.70x = 18,623,386,593.50 × 5,779,625,474.34
  4. Step 4: Simplify right side
    12,415,707,983.70x = 107,636,199,574,274,637,824
  5. Step 5: Solve for x
    x = 107,636,199,574,274,637,824/12,415,707,983.70
  6. Step 6: Final answer
    x = 8,669,356,569.56

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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.