Home / 343,710,385.92-474,330,597.48-211,627,581.48

Finding the Fourth Proportional to 343,710,385.92, 474,330,597.48 and 211,627,581.48

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Solution

The fourth proportional to 343,710,385.92, 474,330,597.48 and 211,627,581.48 is: 292,052,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,710,385.92 : 474,330,597.48 = 211,627,581.48 : x
  2. Step 2: Convert to fraction form
    343,710,385.92/474,330,597.48 = 211,627,581.48/x
  3. Step 3: Cross multiply
    343,710,385.92x = 474,330,597.48 × 211,627,581.48
  4. Step 4: Simplify right side
    343,710,385.92x = 100,381,437,166,655,776
  5. Step 5: Solve for x
    x = 100,381,437,166,655,776/343,710,385.92
  6. Step 6: Final answer
    x = 292,052,382.70

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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.