Home / 354,639,643.65-531,063,670.28-232,811,496.45

Finding the Fourth Proportional to 354,639,643.65, 531,063,670.28 and 232,811,496.45

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Solution

The fourth proportional to 354,639,643.65, 531,063,670.28 and 232,811,496.45 is: 348,629,178.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,639,643.65 : 531,063,670.28 = 232,811,496.45 : x
  2. Step 2: Convert to fraction form
    354,639,643.65/531,063,670.28 = 232,811,496.45/x
  3. Step 3: Cross multiply
    354,639,643.65x = 531,063,670.28 × 232,811,496.45
  4. Step 4: Simplify right side
    354,639,643.65x = 123,637,727,786,952,128
  5. Step 5: Solve for x
    x = 123,637,727,786,952,128/354,639,643.65
  6. Step 6: Final answer
    x = 348,629,178.94

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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.