Home / 15,636,510,737,650-21,578,388,340,147-8,605,108,885,434.40

Finding the Fourth Proportional to 15,636,510,737,650, 21,578,388,340,147 and 8,605,108,885,434.40

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Solution

The fourth proportional to 15,636,510,737,650, 21,578,388,340,147 and 8,605,108,885,434.40 is: 11,875,052,200,236.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,636,510,737,650 : 21,578,388,340,147 = 8,605,108,885,434.40 : x
  2. Step 2: Convert to fraction form
    15,636,510,737,650/21,578,388,340,147 = 8,605,108,885,434.40/x
  3. Step 3: Cross multiply
    15,636,510,737,650x = 21,578,388,340,147 × 8,605,108,885,434.40
  4. Step 4: Simplify right side
    15,636,510,737,650x = 185,684,381,239,153,020,530,327,552
  5. Step 5: Solve for x
    x = 185,684,381,239,153,020,530,327,552/15,636,510,737,650
  6. Step 6: Final answer
    x = 11,875,052,200,236.55

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Double scale
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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.