Home / 2,535,849,685.82-3,498,018,643.08-1,581,573,682.85

Finding the Fourth Proportional to 2,535,849,685.82, 3,498,018,643.08 and 1,581,573,682.85

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Solution

The fourth proportional to 2,535,849,685.82, 3,498,018,643.08 and 1,581,573,682.85 is: 2,181,664,890.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535,849,685.82 : 3,498,018,643.08 = 1,581,573,682.85 : x
  2. Step 2: Convert to fraction form
    2,535,849,685.82/3,498,018,643.08 = 1,581,573,682.85/x
  3. Step 3: Cross multiply
    2,535,849,685.82x = 3,498,018,643.08 × 1,581,573,682.85
  4. Step 4: Simplify right side
    2,535,849,685.82x = 5,532,374,227,996,505,088
  5. Step 5: Solve for x
    x = 5,532,374,227,996,505,088/2,535,849,685.82
  6. Step 6: Final answer
    x = 2,181,664,890.84

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Double scale
Find fourth proportional to 2,535,849,686.82, 3,498,018,644.46 and 1,581,573,683.85
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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.