Home / 276,495,985.02-381,570,084.10-151,056,305.64

Finding the Fourth Proportional to 276,495,985.02, 381,570,084.10 and 151,056,305.64

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Solution

The fourth proportional to 276,495,985.02, 381,570,084.10 and 151,056,305.64 is: 208,460,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,495,985.02 : 381,570,084.10 = 151,056,305.64 : x
  2. Step 2: Convert to fraction form
    276,495,985.02/381,570,084.10 = 151,056,305.64/x
  3. Step 3: Cross multiply
    276,495,985.02x = 381,570,084.10 × 151,056,305.64
  4. Step 4: Simplify right side
    276,495,985.02x = 57,638,567,248,842,712
  5. Step 5: Solve for x
    x = 57,638,567,248,842,712/276,495,985.02
  6. Step 6: Final answer
    x = 208,460,774.73

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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.