Home / 294,516,065.80-441,774,098.70-212,886,728.20

Finding the Fourth Proportional to 294,516,065.80, 441,774,098.70 and 212,886,728.20

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Solution

The fourth proportional to 294,516,065.80, 441,774,098.70 and 212,886,728.20 is: 319,330,092.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,516,065.80 : 441,774,098.70 = 212,886,728.20 : x
  2. Step 2: Convert to fraction form
    294,516,065.80/441,774,098.70 = 212,886,728.20/x
  3. Step 3: Cross multiply
    294,516,065.80x = 441,774,098.70 × 212,886,728.20
  4. Step 4: Simplify right side
    294,516,065.80x = 94,047,842,475,746,864
  5. Step 5: Solve for x
    x = 94,047,842,475,746,864/294,516,065.80
  6. Step 6: Final answer
    x = 319,330,092.30

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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.