Home / 313,564,128.88-470,315,783.76-95,216,362.24

Finding the Fourth Proportional to 313,564,128.88, 470,315,783.76 and 95,216,362.24

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Solution

The fourth proportional to 313,564,128.88, 470,315,783.76 and 95,216,362.24 is: 142,815,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,564,128.88 : 470,315,783.76 = 95,216,362.24 : x
  2. Step 2: Convert to fraction form
    313,564,128.88/470,315,783.76 = 95,216,362.24/x
  3. Step 3: Cross multiply
    313,564,128.88x = 470,315,783.76 × 95,216,362.24
  4. Step 4: Simplify right side
    313,564,128.88x = 44,781,758,033,681,664
  5. Step 5: Solve for x
    x = 44,781,758,033,681,664/313,564,128.88
  6. Step 6: Final answer
    x = 142,815,309.24

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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.