Home / 116,566,644.48-160,880,872.32-67,702,417.92

Finding the Fourth Proportional to 116,566,644.48, 160,880,872.32 and 67,702,417.92

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Solution

The fourth proportional to 116,566,644.48, 160,880,872.32 and 67,702,417.92 is: 93,440,315.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,566,644.48 : 160,880,872.32 = 67,702,417.92 : x
  2. Step 2: Convert to fraction form
    116,566,644.48/160,880,872.32 = 67,702,417.92/x
  3. Step 3: Cross multiply
    116,566,644.48x = 160,880,872.32 × 67,702,417.92
  4. Step 4: Simplify right side
    116,566,644.48x = 10,892,024,053,142,800
  5. Step 5: Solve for x
    x = 10,892,024,053,142,800/116,566,644.48
  6. Step 6: Final answer
    x = 93,440,315.64

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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.