Home / 330,053,404.60-495,080,106.90-292,746,246.40

Finding the Fourth Proportional to 330,053,404.60, 495,080,106.90 and 292,746,246.40

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Solution

The fourth proportional to 330,053,404.60, 495,080,106.90 and 292,746,246.40 is: 439,119,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,053,404.60 : 495,080,106.90 = 292,746,246.40 : x
  2. Step 2: Convert to fraction form
    330,053,404.60/495,080,106.90 = 292,746,246.40/x
  3. Step 3: Cross multiply
    330,053,404.60x = 495,080,106.90 × 292,746,246.40
  4. Step 4: Simplify right side
    330,053,404.60x = 144,932,842,962,285,728
  5. Step 5: Solve for x
    x = 144,932,842,962,285,728/330,053,404.60
  6. Step 6: Final answer
    x = 439,119,369.60

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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.