Home / 760,211,932-1,049,092,466.52-412,531,420

Finding the Fourth Proportional to 760,211,932, 1,049,092,466.52 and 412,531,420

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Solution

The fourth proportional to 760,211,932, 1,049,092,466.52 and 412,531,420 is: 569,293,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,211,932 : 1,049,092,466.52 = 412,531,420 : x
  2. Step 2: Convert to fraction form
    760,211,932/1,049,092,466.52 = 412,531,420/x
  3. Step 3: Cross multiply
    760,211,932x = 1,049,092,466.52 × 412,531,420
  4. Step 4: Simplify right side
    760,211,932x = 432,783,604,924,798,080
  5. Step 5: Solve for x
    x = 432,783,604,924,798,080/760,211,932
  6. Step 6: Final answer
    x = 569,293,359.80

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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.