Home / 1,985,067,344.70-2,977,601,017.05-604,879,638.30

Finding the Fourth Proportional to 1,985,067,344.70, 2,977,601,017.05 and 604,879,638.30

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Solution

The fourth proportional to 1,985,067,344.70, 2,977,601,017.05 and 604,879,638.30 is: 907,319,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,067,344.70 : 2,977,601,017.05 = 604,879,638.30 : x
  2. Step 2: Convert to fraction form
    1,985,067,344.70/2,977,601,017.05 = 604,879,638.30/x
  3. Step 3: Cross multiply
    1,985,067,344.70x = 2,977,601,017.05 × 604,879,638.30
  4. Step 4: Simplify right side
    1,985,067,344.70x = 1,801,090,226,194,916,096
  5. Step 5: Solve for x
    x = 1,801,090,226,194,916,096/1,985,067,344.70
  6. Step 6: Final answer
    x = 907,319,457.45

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Double scale
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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.