Home / 291,480,011.88-437,296,592.40-104,752,807.89

Finding the Fourth Proportional to 291,480,011.88, 437,296,592.40 and 104,752,807.89

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Solution

The fourth proportional to 291,480,011.88, 437,296,592.40 and 104,752,807.89 is: 157,156,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,480,011.88 : 437,296,592.40 = 104,752,807.89 : x
  2. Step 2: Convert to fraction form
    291,480,011.88/437,296,592.40 = 104,752,807.89/x
  3. Step 3: Cross multiply
    291,480,011.88x = 437,296,592.40 × 104,752,807.89
  4. Step 4: Simplify right side
    291,480,011.88x = 45,808,045,934,628,832
  5. Step 5: Solve for x
    x = 45,808,045,934,628,832/291,480,011.88
  6. Step 6: Final answer
    x = 157,156,731.40

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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.