Home / 1,596,715,999.70-2,395,073,999.55-779,352,646.10

Finding the Fourth Proportional to 1,596,715,999.70, 2,395,073,999.55 and 779,352,646.10

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Solution

The fourth proportional to 1,596,715,999.70, 2,395,073,999.55 and 779,352,646.10 is: 1,169,028,969.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596,715,999.70 : 2,395,073,999.55 = 779,352,646.10 : x
  2. Step 2: Convert to fraction form
    1,596,715,999.70/2,395,073,999.55 = 779,352,646.10/x
  3. Step 3: Cross multiply
    1,596,715,999.70x = 2,395,073,999.55 × 779,352,646.10
  4. Step 4: Simplify right side
    1,596,715,999.70x = 1,866,607,259,154,603,008
  5. Step 5: Solve for x
    x = 1,866,607,259,154,603,008/1,596,715,999.70
  6. Step 6: Final answer
    x = 1,169,028,969.15

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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.