Home / 356,949,935.45-492,248,580.63-229,660,697.37

Finding the Fourth Proportional to 356,949,935.45, 492,248,580.63 and 229,660,697.37

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Solution

The fourth proportional to 356,949,935.45, 492,248,580.63 and 229,660,697.37 is: 316,711,507.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,949,935.45 : 492,248,580.63 = 229,660,697.37 : x
  2. Step 2: Convert to fraction form
    356,949,935.45/492,248,580.63 = 229,660,697.37/x
  3. Step 3: Cross multiply
    356,949,935.45x = 492,248,580.63 × 229,660,697.37
  4. Step 4: Simplify right side
    356,949,935.45x = 113,050,152,306,878,480
  5. Step 5: Solve for x
    x = 113,050,152,306,878,480/356,949,935.45
  6. Step 6: Final answer
    x = 316,711,507.92

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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.