Home / 202,784,005.20-304,176,007.80-195,617,643.60

Finding the Fourth Proportional to 202,784,005.20, 304,176,007.80 and 195,617,643.60

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Solution

The fourth proportional to 202,784,005.20, 304,176,007.80 and 195,617,643.60 is: 293,426,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,784,005.20 : 304,176,007.80 = 195,617,643.60 : x
  2. Step 2: Convert to fraction form
    202,784,005.20/304,176,007.80 = 195,617,643.60/x
  3. Step 3: Cross multiply
    202,784,005.20x = 304,176,007.80 × 195,617,643.60
  4. Step 4: Simplify right side
    202,784,005.20x = 59,502,193,885,491,224
  5. Step 5: Solve for x
    x = 59,502,193,885,491,224/202,784,005.20
  6. Step 6: Final answer
    x = 293,426,465.40

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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.