Home / 346,154,444.64-477,674,208.72-189,491,244.48

Finding the Fourth Proportional to 346,154,444.64, 477,674,208.72 and 189,491,244.48

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Solution

The fourth proportional to 346,154,444.64, 477,674,208.72 and 189,491,244.48 is: 261,487,557.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,154,444.64 : 477,674,208.72 = 189,491,244.48 : x
  2. Step 2: Convert to fraction form
    346,154,444.64/477,674,208.72 = 189,491,244.48/x
  3. Step 3: Cross multiply
    346,154,444.64x = 477,674,208.72 × 189,491,244.48
  4. Step 4: Simplify right side
    346,154,444.64x = 90,515,080,266,352,064
  5. Step 5: Solve for x
    x = 90,515,080,266,352,064/346,154,444.64
  6. Step 6: Final answer
    x = 261,487,557.56

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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.