Home / 607,301,401.20-838,077,073.74-339,377,235.54

Finding the Fourth Proportional to 607,301,401.20, 838,077,073.74 and 339,377,235.54

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Solution

The fourth proportional to 607,301,401.20, 838,077,073.74 and 339,377,235.54 is: 468,341,222.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,301,401.20 : 838,077,073.74 = 339,377,235.54 : x
  2. Step 2: Convert to fraction form
    607,301,401.20/838,077,073.74 = 339,377,235.54/x
  3. Step 3: Cross multiply
    607,301,401.20x = 838,077,073.74 × 339,377,235.54
  4. Step 4: Simplify right side
    607,301,401.20x = 284,424,280,455,333,952
  5. Step 5: Solve for x
    x = 284,424,280,455,333,952/607,301,401.20
  6. Step 6: Final answer
    x = 468,341,222.16

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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.