Home / 756,459,964.20-1,134,689,946.30-603,404,956.20

Finding the Fourth Proportional to 756,459,964.20, 1,134,689,946.30 and 603,404,956.20

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Solution

The fourth proportional to 756,459,964.20, 1,134,689,946.30 and 603,404,956.20 is: 905,107,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,459,964.20 : 1,134,689,946.30 = 603,404,956.20 : x
  2. Step 2: Convert to fraction form
    756,459,964.20/1,134,689,946.30 = 603,404,956.20/x
  3. Step 3: Cross multiply
    756,459,964.20x = 1,134,689,946.30 × 603,404,956.20
  4. Step 4: Simplify right side
    756,459,964.20x = 684,677,537,347,731,840
  5. Step 5: Solve for x
    x = 684,677,537,347,731,840/756,459,964.20
  6. Step 6: Final answer
    x = 905,107,434.30

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Double scale
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Similar ratio
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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.