Home / 265,769,023.10-398,672,689.23-102,006,779.66

Finding the Fourth Proportional to 265,769,023.10, 398,672,689.23 and 102,006,779.66

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Solution

The fourth proportional to 265,769,023.10, 398,672,689.23 and 102,006,779.66 is: 153,017,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,769,023.10 : 398,672,689.23 = 102,006,779.66 : x
  2. Step 2: Convert to fraction form
    265,769,023.10/398,672,689.23 = 102,006,779.66/x
  3. Step 3: Cross multiply
    265,769,023.10x = 398,672,689.23 × 102,006,779.66
  4. Step 4: Simplify right side
    265,769,023.10x = 40,667,317,166,602,368
  5. Step 5: Solve for x
    x = 40,667,317,166,602,368/265,769,023.10
  6. Step 6: Final answer
    x = 153,017,521.35

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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.