Home / 438,459,913.00-605,152,642.34-262,267,292.46

Finding the Fourth Proportional to 438,459,913.00, 605,152,642.34 and 262,267,292.46

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Solution

The fourth proportional to 438,459,913.00, 605,152,642.34 and 262,267,292.46 is: 361,975,497.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,459,913.00 : 605,152,642.34 = 262,267,292.46 : x
  2. Step 2: Convert to fraction form
    438,459,913.00/605,152,642.34 = 262,267,292.46/x
  3. Step 3: Cross multiply
    438,459,913.00x = 605,152,642.34 × 262,267,292.46
  4. Step 4: Simplify right side
    438,459,913.00x = 158,711,745,030,215,232
  5. Step 5: Solve for x
    x = 158,711,745,030,215,232/438,459,913.00
  6. Step 6: Final answer
    x = 361,975,497.25

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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.