Home / 187,848,261.40-281,772,392.10-51,533,426.20

Finding the Fourth Proportional to 187,848,261.40, 281,772,392.10 and 51,533,426.20

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Solution

The fourth proportional to 187,848,261.40, 281,772,392.10 and 51,533,426.20 is: 77,300,139.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,848,261.40 : 281,772,392.10 = 51,533,426.20 : x
  2. Step 2: Convert to fraction form
    187,848,261.40/281,772,392.10 = 51,533,426.20/x
  3. Step 3: Cross multiply
    187,848,261.40x = 281,772,392.10 × 51,533,426.20
  4. Step 4: Simplify right side
    187,848,261.40x = 14,520,696,773,482,816
  5. Step 5: Solve for x
    x = 14,520,696,773,482,816/187,848,261.40
  6. Step 6: Final answer
    x = 77,300,139.30

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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.