Home / 144,828,143.10-217,242,214.65-47,798,826.30

Finding the Fourth Proportional to 144,828,143.10, 217,242,214.65 and 47,798,826.30

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Solution

The fourth proportional to 144,828,143.10, 217,242,214.65 and 47,798,826.30 is: 71,698,239.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,828,143.10 : 217,242,214.65 = 47,798,826.30 : x
  2. Step 2: Convert to fraction form
    144,828,143.10/217,242,214.65 = 47,798,826.30/x
  3. Step 3: Cross multiply
    144,828,143.10x = 217,242,214.65 × 47,798,826.30
  4. Step 4: Simplify right side
    144,828,143.10x = 10,383,922,883,082,664
  5. Step 5: Solve for x
    x = 10,383,922,883,082,664/144,828,143.10
  6. Step 6: Final answer
    x = 71,698,239.45

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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.