Home / 389,276,168,117.46-584,082,053,291.43-210,166,592,918.04

Finding the Fourth Proportional to 389,276,168,117.46, 584,082,053,291.43 and 210,166,592,918.04

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Solution

The fourth proportional to 389,276,168,117.46, 584,082,053,291.43 and 210,166,592,918.04 is: 315,340,483,642.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,276,168,117.46 : 584,082,053,291.43 = 210,166,592,918.04 : x
  2. Step 2: Convert to fraction form
    389,276,168,117.46/584,082,053,291.43 = 210,166,592,918.04/x
  3. Step 3: Cross multiply
    389,276,168,117.46x = 584,082,053,291.43 × 210,166,592,918.04
  4. Step 4: Simplify right side
    389,276,168,117.46x = 122,754,535,124,832,928,923,648
  5. Step 5: Solve for x
    x = 122,754,535,124,832,928,923,648/389,276,168,117.46
  6. Step 6: Final answer
    x = 315,340,483,642.95

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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.