Home / 343,209,581.28-473,184,666.48-222,292,434.42

Finding the Fourth Proportional to 343,209,581.28, 473,184,666.48 and 222,292,434.42

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Solution

The fourth proportional to 343,209,581.28, 473,184,666.48 and 222,292,434.42 is: 306,475,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,209,581.28 : 473,184,666.48 = 222,292,434.42 : x
  2. Step 2: Convert to fraction form
    343,209,581.28/473,184,666.48 = 222,292,434.42/x
  3. Step 3: Cross multiply
    343,209,581.28x = 473,184,666.48 × 222,292,434.42
  4. Step 4: Simplify right side
    343,209,581.28x = 105,185,371,442,054,976
  5. Step 5: Solve for x
    x = 105,185,371,442,054,976/343,209,581.28
  6. Step 6: Final answer
    x = 306,475,626.50

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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.