Home / 475,533,480.60-656,240,956.86-266,685,139.20

Finding the Fourth Proportional to 475,533,480.60, 656,240,956.86 and 266,685,139.20

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Solution

The fourth proportional to 475,533,480.60, 656,240,956.86 and 266,685,139.20 is: 368,028,157.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,533,480.60 : 656,240,956.86 = 266,685,139.20 : x
  2. Step 2: Convert to fraction form
    475,533,480.60/656,240,956.86 = 266,685,139.20/x
  3. Step 3: Cross multiply
    475,533,480.60x = 656,240,956.86 × 266,685,139.20
  4. Step 4: Simplify right side
    475,533,480.60x = 175,009,710,928,950,304
  5. Step 5: Solve for x
    x = 175,009,710,928,950,304/475,533,480.60
  6. Step 6: Final answer
    x = 368,028,157.99

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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.