Home / 46,602,138.60-69,903,207.90-31,373,620.20

Finding the Fourth Proportional to 46,602,138.60, 69,903,207.90 and 31,373,620.20

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Solution

The fourth proportional to 46,602,138.60, 69,903,207.90 and 31,373,620.20 is: 47,060,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,602,138.60 : 69,903,207.90 = 31,373,620.20 : x
  2. Step 2: Convert to fraction form
    46,602,138.60/69,903,207.90 = 31,373,620.20/x
  3. Step 3: Cross multiply
    46,602,138.60x = 69,903,207.90 × 31,373,620.20
  4. Step 4: Simplify right side
    46,602,138.60x = 2,193,116,695,416,239.75
  5. Step 5: Solve for x
    x = 2,193,116,695,416,239.75/46,602,138.60
  6. Step 6: Final answer
    x = 47,060,430.30

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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.