Home / 21,579,264,281.60-32,369,792,217.60-6,856,870,169.60

Finding the Fourth Proportional to 21,579,264,281.60, 32,369,792,217.60 and 6,856,870,169.60

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Solution

The fourth proportional to 21,579,264,281.60, 32,369,792,217.60 and 6,856,870,169.60 is: 10,285,589,895.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,579,264,281.60 : 32,369,792,217.60 = 6,856,870,169.60 : x
  2. Step 2: Convert to fraction form
    21,579,264,281.60/32,369,792,217.60 = 6,856,870,169.60/x
  3. Step 3: Cross multiply
    21,579,264,281.60x = 32,369,792,217.60 × 6,856,870,169.60
  4. Step 4: Simplify right side
    21,579,264,281.60x = 221,955,462,653,011,689,472
  5. Step 5: Solve for x
    x = 221,955,462,653,011,689,472/21,579,264,281.60
  6. Step 6: Final answer
    x = 10,285,589,895.77

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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.