Home / 276,495,995.40-381,570,098.45-151,056,316.05

Finding the Fourth Proportional to 276,495,995.40, 381,570,098.45 and 151,056,316.05

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Solution

The fourth proportional to 276,495,995.40, 381,570,098.45 and 151,056,316.05 is: 208,460,789.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,495,995.40 : 381,570,098.45 = 151,056,316.05 : x
  2. Step 2: Convert to fraction form
    276,495,995.40/381,570,098.45 = 151,056,316.05/x
  3. Step 3: Cross multiply
    276,495,995.40x = 381,570,098.45 × 151,056,316.05
  4. Step 4: Simplify right side
    276,495,995.40x = 57,638,573,386,692,816
  5. Step 5: Solve for x
    x = 57,638,573,386,692,816/276,495,995.40
  6. Step 6: Final answer
    x = 208,460,789.11

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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.