Home / 15,636,510,737,651-21,578,388,340,150-8,605,108,885,435.40

Finding the Fourth Proportional to 15,636,510,737,651, 21,578,388,340,150 and 8,605,108,885,435.40

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Solution

The fourth proportional to 15,636,510,737,651, 21,578,388,340,150 and 8,605,108,885,435.40 is: 11,875,052,200,238.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,636,510,737,651 : 21,578,388,340,150 = 8,605,108,885,435.40 : x
  2. Step 2: Convert to fraction form
    15,636,510,737,651/21,578,388,340,150 = 8,605,108,885,435.40/x
  3. Step 3: Cross multiply
    15,636,510,737,651x = 21,578,388,340,150 × 8,605,108,885,435.40
  4. Step 4: Simplify right side
    15,636,510,737,651x = 185,684,381,239,200,402,609,537,024
  5. Step 5: Solve for x
    x = 185,684,381,239,200,402,609,537,024/15,636,510,737,651
  6. Step 6: Final answer
    x = 11,875,052,200,238.82

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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.