Home / 213,004,583,247.80-293,955,564,869.28-117,957,423,279.79

Finding the Fourth Proportional to 213,004,583,247.80, 293,955,564,869.28 and 117,957,423,279.79

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Solution

The fourth proportional to 213,004,583,247.80, 293,955,564,869.28 and 117,957,423,279.79 is: 162,786,361,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,004,583,247.80 : 293,955,564,869.28 = 117,957,423,279.79 : x
  2. Step 2: Convert to fraction form
    213,004,583,247.80/293,955,564,869.28 = 117,957,423,279.79/x
  3. Step 3: Cross multiply
    213,004,583,247.80x = 293,955,564,869.28 × 117,957,423,279.79
  4. Step 4: Simplify right side
    213,004,583,247.80x = 34,674,240,990,735,430,057,984
  5. Step 5: Solve for x
    x = 34,674,240,990,735,430,057,984/213,004,583,247.80
  6. Step 6: Final answer
    x = 162,786,361,035.23

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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.