Home / 31,750,698,635.87-47,626,047,937.40-11,855,139,797.48

Finding the Fourth Proportional to 31,750,698,635.87, 47,626,047,937.40 and 11,855,139,797.48

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Solution

The fourth proportional to 31,750,698,635.87, 47,626,047,937.40 and 11,855,139,797.48 is: 17,782,709,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750,698,635.87 : 47,626,047,937.40 = 11,855,139,797.48 : x
  2. Step 2: Convert to fraction form
    31,750,698,635.87/47,626,047,937.40 = 11,855,139,797.48/x
  3. Step 3: Cross multiply
    31,750,698,635.87x = 47,626,047,937.40 × 11,855,139,797.48
  4. Step 4: Simplify right side
    31,750,698,635.87x = 564,613,456,299,360,976,896
  5. Step 5: Solve for x
    x = 564,613,456,299,360,976,896/31,750,698,635.87
  6. Step 6: Final answer
    x = 17,782,709,690.09

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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.