Home / 119,347,684,665.53-164,698,966,991.34-65,154,233,298.65

Finding the Fourth Proportional to 119,347,684,665.53, 164,698,966,991.34 and 65,154,233,298.65

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Solution

The fourth proportional to 119,347,684,665.53, 164,698,966,991.34 and 65,154,233,298.65 is: 89,912,384,555.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,347,684,665.53 : 164,698,966,991.34 = 65,154,233,298.65 : x
  2. Step 2: Convert to fraction form
    119,347,684,665.53/164,698,966,991.34 = 65,154,233,298.65/x
  3. Step 3: Cross multiply
    119,347,684,665.53x = 164,698,966,991.34 × 65,154,233,298.65
  4. Step 4: Simplify right side
    119,347,684,665.53x = 10,730,834,919,399,597,539,328
  5. Step 5: Solve for x
    x = 10,730,834,919,399,597,539,328/119,347,684,665.53
  6. Step 6: Final answer
    x = 89,912,384,555.03

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1.5x scale

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.