Home / 117,773,779.58-176,663,031.38-31,512,047.93

Finding the Fourth Proportional to 117,773,779.58, 176,663,031.38 and 31,512,047.93

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Solution

The fourth proportional to 117,773,779.58, 176,663,031.38 and 31,512,047.93 is: 47,268,703.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,773,779.58 : 176,663,031.38 = 31,512,047.93 : x
  2. Step 2: Convert to fraction form
    117,773,779.58/176,663,031.38 = 31,512,047.93/x
  3. Step 3: Cross multiply
    117,773,779.58x = 176,663,031.38 × 31,512,047.93
  4. Step 4: Simplify right side
    117,773,779.58x = 5,567,013,912,045,435
  5. Step 5: Solve for x
    x = 5,567,013,912,045,435/117,773,779.58
  6. Step 6: Final answer
    x = 47,268,703.88

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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.