Home / 299,011,997.40-448,434,015.30-94,602,730.20

Finding the Fourth Proportional to 299,011,997.40, 448,434,015.30 and 94,602,730.20

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Solution

The fourth proportional to 299,011,997.40, 448,434,015.30 and 94,602,730.20 is: 141,877,525.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,011,997.40 : 448,434,015.30 = 94,602,730.20 : x
  2. Step 2: Convert to fraction form
    299,011,997.40/448,434,015.30 = 94,602,730.20/x
  3. Step 3: Cross multiply
    299,011,997.40x = 448,434,015.30 × 94,602,730.20
  4. Step 4: Simplify right side
    299,011,997.40x = 42,423,082,161,928,576
  5. Step 5: Solve for x
    x = 42,423,082,161,928,576/299,011,997.40
  6. Step 6: Final answer
    x = 141,877,525.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.