Home / 474,312,386,571.52-654,532,735,333.52-257,533,619,521.28

Finding the Fourth Proportional to 474,312,386,571.52, 654,532,735,333.52 and 257,533,619,521.28

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Solution

The fourth proportional to 474,312,386,571.52, 654,532,735,333.52 and 257,533,619,521.28 is: 355,386,427,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,312,386,571.52 : 654,532,735,333.52 = 257,533,619,521.28 : x
  2. Step 2: Convert to fraction form
    474,312,386,571.52/654,532,735,333.52 = 257,533,619,521.28/x
  3. Step 3: Cross multiply
    474,312,386,571.52x = 654,532,735,333.52 × 257,533,619,521.28
  4. Step 4: Simplify right side
    474,312,386,571.52x = 168,564,184,425,605,422,383,104
  5. Step 5: Solve for x
    x = 168,564,184,425,605,422,383,104/474,312,386,571.52
  6. Step 6: Final answer
    x = 355,386,427,168.90

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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.