Home / 425,200,820,348.03-586,500,649,961.25-272,712,115,877.62

Finding the Fourth Proportional to 425,200,820,348.03, 586,500,649,961.25 and 272,712,115,877.62

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Solution

The fourth proportional to 425,200,820,348.03, 586,500,649,961.25 and 272,712,115,877.62 is: 376,165,391,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,200,820,348.03 : 586,500,649,961.25 = 272,712,115,877.62 : x
  2. Step 2: Convert to fraction form
    425,200,820,348.03/586,500,649,961.25 = 272,712,115,877.62/x
  3. Step 3: Cross multiply
    425,200,820,348.03x = 586,500,649,961.25 × 272,712,115,877.62
  4. Step 4: Simplify right side
    425,200,820,348.03x = 159,945,833,214,531,847,847,936
  5. Step 5: Solve for x
    x = 159,945,833,214,531,847,847,936/425,200,820,348.03
  6. Step 6: Final answer
    x = 376,165,391,881.45

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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.