Home / 65,946,230.40-98,919,345.60-31,934,006.40

Finding the Fourth Proportional to 65,946,230.40, 98,919,345.60 and 31,934,006.40

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Solution

The fourth proportional to 65,946,230.40, 98,919,345.60 and 31,934,006.40 is: 47,901,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,946,230.40 : 98,919,345.60 = 31,934,006.40 : x
  2. Step 2: Convert to fraction form
    65,946,230.40/98,919,345.60 = 31,934,006.40/x
  3. Step 3: Cross multiply
    65,946,230.40x = 98,919,345.60 × 31,934,006.40
  4. Step 4: Simplify right side
    65,946,230.40x = 3,158,891,015,474,211.50
  5. Step 5: Solve for x
    x = 3,158,891,015,474,211.50/65,946,230.40
  6. Step 6: Final answer
    x = 47,901,009.60

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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.