Home / 1,739,142,690.90-2,607,820,428.15-512,151,710.10

Finding the Fourth Proportional to 1,739,142,690.90, 2,607,820,428.15 and 512,151,710.10

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Solution

The fourth proportional to 1,739,142,690.90, 2,607,820,428.15 and 512,151,710.10 is: 767,964,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,142,690.90 : 2,607,820,428.15 = 512,151,710.10 : x
  2. Step 2: Convert to fraction form
    1,739,142,690.90/2,607,820,428.15 = 512,151,710.10/x
  3. Step 3: Cross multiply
    1,739,142,690.90x = 2,607,820,428.15 × 512,151,710.10
  4. Step 4: Simplify right side
    1,739,142,690.90x = 1,335,599,691,910,736,896
  5. Step 5: Solve for x
    x = 1,335,599,691,910,736,896/1,739,142,690.90
  6. Step 6: Final answer
    x = 767,964,410.80

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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.