Home / 760,256,690.88-1,049,154,190.56-412,576,178.88

Finding the Fourth Proportional to 760,256,690.88, 1,049,154,190.56 and 412,576,178.88

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Solution

The fourth proportional to 760,256,690.88, 1,049,154,190.56 and 412,576,178.88 is: 569,355,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,256,690.88 : 1,049,154,190.56 = 412,576,178.88 : x
  2. Step 2: Convert to fraction form
    760,256,690.88/1,049,154,190.56 = 412,576,178.88/x
  3. Step 3: Cross multiply
    760,256,690.88x = 1,049,154,190.56 × 412,576,178.88
  4. Step 4: Simplify right side
    760,256,690.88x = 432,856,026,997,184,128
  5. Step 5: Solve for x
    x = 432,856,026,997,184,128/760,256,690.88
  6. Step 6: Final answer
    x = 569,355,103.60

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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.