Home / 462,085,742.62-637,607,796.90-261,069,270.70

Finding the Fourth Proportional to 462,085,742.62, 637,607,796.90 and 261,069,270.70

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Solution

The fourth proportional to 462,085,742.62, 637,607,796.90 and 261,069,270.70 is: 360,235,746.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,085,742.62 : 637,607,796.90 = 261,069,270.70 : x
  2. Step 2: Convert to fraction form
    462,085,742.62/637,607,796.90 = 261,069,270.70/x
  3. Step 3: Cross multiply
    462,085,742.62x = 637,607,796.90 × 261,069,270.70
  4. Step 4: Simplify right side
    462,085,742.62x = 166,459,802,529,316,704
  5. Step 5: Solve for x
    x = 166,459,802,529,316,704/462,085,742.62
  6. Step 6: Final answer
    x = 360,235,746.69

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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.