Home / 165,804,557.10-248,704,502.85-74,928,000.30

Finding the Fourth Proportional to 165,804,557.10, 248,704,502.85 and 74,928,000.30

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Solution

The fourth proportional to 165,804,557.10, 248,704,502.85 and 74,928,000.30 is: 112,390,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,804,557.10 : 248,704,502.85 = 74,928,000.30 : x
  2. Step 2: Convert to fraction form
    165,804,557.10/248,704,502.85 = 74,928,000.30/x
  3. Step 3: Cross multiply
    165,804,557.10x = 248,704,502.85 × 74,928,000.30
  4. Step 4: Simplify right side
    165,804,557.10x = 18,634,931,064,156,148
  5. Step 5: Solve for x
    x = 18,634,931,064,156,148/165,804,557.10
  6. Step 6: Final answer
    x = 112,390,946.24

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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.