Home / 119,347,684,650.62-164,698,966,970.89-65,154,233,283.76

Finding the Fourth Proportional to 119,347,684,650.62, 164,698,966,970.89 and 65,154,233,283.76

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Solution

The fourth proportional to 119,347,684,650.62, 164,698,966,970.89 and 65,154,233,283.76 is: 89,912,384,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,347,684,650.62 : 164,698,966,970.89 = 65,154,233,283.76 : x
  2. Step 2: Convert to fraction form
    119,347,684,650.62/164,698,966,970.89 = 65,154,233,283.76/x
  3. Step 3: Cross multiply
    119,347,684,650.62x = 164,698,966,970.89 × 65,154,233,283.76
  4. Step 4: Simplify right side
    119,347,684,650.62x = 10,730,834,915,616,310,165,504
  5. Step 5: Solve for x
    x = 10,730,834,915,616,310,165,504/119,347,684,650.62
  6. Step 6: Final answer
    x = 89,912,384,534.56

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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.