Home / 1,636,704,635.70-2,455,056,953.55-1,120,143,983.70

Finding the Fourth Proportional to 1,636,704,635.70, 2,455,056,953.55 and 1,120,143,983.70

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Solution

The fourth proportional to 1,636,704,635.70, 2,455,056,953.55 and 1,120,143,983.70 is: 1,680,215,975.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,704,635.70 : 2,455,056,953.55 = 1,120,143,983.70 : x
  2. Step 2: Convert to fraction form
    1,636,704,635.70/2,455,056,953.55 = 1,120,143,983.70/x
  3. Step 3: Cross multiply
    1,636,704,635.70x = 2,455,056,953.55 × 1,120,143,983.70
  4. Step 4: Simplify right side
    1,636,704,635.70x = 2,750,017,276,159,883,264
  5. Step 5: Solve for x
    x = 2,750,017,276,159,883,264/1,636,704,635.70
  6. Step 6: Final answer
    x = 1,680,215,975.55

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Double scale
Find fourth proportional to 1,636,704,636.70, 2,455,056,955.05 and 1,120,143,984.70
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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.