Home / 45,416,000.20-68,124,000.30-38,613,555.40

Finding the Fourth Proportional to 45,416,000.20, 68,124,000.30 and 38,613,555.40

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Solution

The fourth proportional to 45,416,000.20, 68,124,000.30 and 38,613,555.40 is: 57,920,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,416,000.20 : 68,124,000.30 = 38,613,555.40 : x
  2. Step 2: Convert to fraction form
    45,416,000.20/68,124,000.30 = 38,613,555.40/x
  3. Step 3: Cross multiply
    45,416,000.20x = 68,124,000.30 × 38,613,555.40
  4. Step 4: Simplify right side
    45,416,000.20x = 2,630,509,859,653,666.50
  5. Step 5: Solve for x
    x = 2,630,509,859,653,666.50/45,416,000.20
  6. Step 6: Final answer
    x = 57,920,333.10

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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.