Home / 157,464,455.10-236,196,682.65-71,205,675.90

Finding the Fourth Proportional to 157,464,455.10, 236,196,682.65 and 71,205,675.90

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Solution

The fourth proportional to 157,464,455.10, 236,196,682.65 and 71,205,675.90 is: 106,808,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,455.10 : 236,196,682.65 = 71,205,675.90 : x
  2. Step 2: Convert to fraction form
    157,464,455.10/236,196,682.65 = 71,205,675.90/x
  3. Step 3: Cross multiply
    157,464,455.10x = 236,196,682.65 × 71,205,675.90
  4. Step 4: Simplify right side
    157,464,455.10x = 16,818,544,433,431,054
  5. Step 5: Solve for x
    x = 16,818,544,433,431,054/157,464,455.10
  6. Step 6: Final answer
    x = 106,808,513.85

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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.