Home / 545,973,998.70-818,960,998.05-362,307,989.10

Finding the Fourth Proportional to 545,973,998.70, 818,960,998.05 and 362,307,989.10

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Solution

The fourth proportional to 545,973,998.70, 818,960,998.05 and 362,307,989.10 is: 543,461,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,973,998.70 : 818,960,998.05 = 362,307,989.10 : x
  2. Step 2: Convert to fraction form
    545,973,998.70/818,960,998.05 = 362,307,989.10/x
  3. Step 3: Cross multiply
    545,973,998.70x = 818,960,998.05 × 362,307,989.10
  4. Step 4: Simplify right side
    545,973,998.70x = 296,716,112,354,824,512
  5. Step 5: Solve for x
    x = 296,716,112,354,824,512/545,973,998.70
  6. Step 6: Final answer
    x = 543,461,983.65

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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.