Home / 1,206,243,596.30-1,664,434,948.16-677,506,302.39

Finding the Fourth Proportional to 1,206,243,596.30, 1,664,434,948.16 and 677,506,302.39

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Solution

The fourth proportional to 1,206,243,596.30, 1,664,434,948.16 and 677,506,302.39 is: 934,856,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,243,596.30 : 1,664,434,948.16 = 677,506,302.39 : x
  2. Step 2: Convert to fraction form
    1,206,243,596.30/1,664,434,948.16 = 677,506,302.39/x
  3. Step 3: Cross multiply
    1,206,243,596.30x = 1,664,434,948.16 × 677,506,302.39
  4. Step 4: Simplify right side
    1,206,243,596.30x = 1,127,665,167,291,360,000
  5. Step 5: Solve for x
    x = 1,127,665,167,291,360,000/1,206,243,596.30
  6. Step 6: Final answer
    x = 934,856,915.10

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.