Home / 343,710,386.92-474,330,598.86-211,627,582.48

Finding the Fourth Proportional to 343,710,386.92, 474,330,598.86 and 211,627,582.48

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Solution

The fourth proportional to 343,710,386.92, 474,330,598.86 and 211,627,582.48 is: 292,052,384.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,710,386.92 : 474,330,598.86 = 211,627,582.48 : x
  2. Step 2: Convert to fraction form
    343,710,386.92/474,330,598.86 = 211,627,582.48/x
  3. Step 3: Cross multiply
    343,710,386.92x = 474,330,598.86 × 211,627,582.48
  4. Step 4: Simplify right side
    343,710,386.92x = 100,381,437,933,032,448
  5. Step 5: Solve for x
    x = 100,381,437,933,032,448/343,710,386.92
  6. Step 6: Final answer
    x = 292,052,384.08

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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.