Home / 438,459,916-605,152,646.48-262,267,295.46

Finding the Fourth Proportional to 438,459,916, 605,152,646.48 and 262,267,295.46

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Solution

The fourth proportional to 438,459,916, 605,152,646.48 and 262,267,295.46 is: 361,975,501.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,459,916 : 605,152,646.48 = 262,267,295.46 : x
  2. Step 2: Convert to fraction form
    438,459,916/605,152,646.48 = 262,267,295.46/x
  3. Step 3: Cross multiply
    438,459,916x = 605,152,646.48 × 262,267,295.46
  4. Step 4: Simplify right side
    438,459,916x = 158,711,747,932,771,104
  5. Step 5: Solve for x
    x = 158,711,747,932,771,104/438,459,916
  6. Step 6: Final answer
    x = 361,975,501.39

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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.