Home / 1,686,609,113.40-2,529,913,670.10-996,160,966.20

Finding the Fourth Proportional to 1,686,609,113.40, 2,529,913,670.10 and 996,160,966.20

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Solution

The fourth proportional to 1,686,609,113.40, 2,529,913,670.10 and 996,160,966.20 is: 1,494,241,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,609,113.40 : 2,529,913,670.10 = 996,160,966.20 : x
  2. Step 2: Convert to fraction form
    1,686,609,113.40/2,529,913,670.10 = 996,160,966.20/x
  3. Step 3: Cross multiply
    1,686,609,113.40x = 2,529,913,670.10 × 996,160,966.20
  4. Step 4: Simplify right side
    1,686,609,113.40x = 2,520,201,246,009,403,904
  5. Step 5: Solve for x
    x = 2,520,201,246,009,403,904/1,686,609,113.40
  6. Step 6: Final answer
    x = 1,494,241,449.30

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Double scale
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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.