Home / 448,432,245.60-672,648,368.40-333,640,989.60

Finding the Fourth Proportional to 448,432,245.60, 672,648,368.40 and 333,640,989.60

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Solution

The fourth proportional to 448,432,245.60, 672,648,368.40 and 333,640,989.60 is: 500,461,484.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,432,245.60 : 672,648,368.40 = 333,640,989.60 : x
  2. Step 2: Convert to fraction form
    448,432,245.60/672,648,368.40 = 333,640,989.60/x
  3. Step 3: Cross multiply
    448,432,245.60x = 672,648,368.40 × 333,640,989.60
  4. Step 4: Simplify right side
    448,432,245.60x = 224,423,067,285,801,376
  5. Step 5: Solve for x
    x = 224,423,067,285,801,376/448,432,245.60
  6. Step 6: Final answer
    x = 500,461,484.40

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1.5x scale

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.