Home / 130,384,739,508.48-195,576,864,969.60-40,854,586,786.56

Finding the Fourth Proportional to 130,384,739,508.48, 195,576,864,969.60 and 40,854,586,786.56

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Solution

The fourth proportional to 130,384,739,508.48, 195,576,864,969.60 and 40,854,586,786.56 is: 61,281,803,633.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,384,739,508.48 : 195,576,864,969.60 = 40,854,586,786.56 : x
  2. Step 2: Convert to fraction form
    130,384,739,508.48/195,576,864,969.60 = 40,854,586,786.56/x
  3. Step 3: Cross multiply
    130,384,739,508.48x = 195,576,864,969.60 × 40,854,586,786.56
  4. Step 4: Simplify right side
    130,384,739,508.48x = 7,990,212,003,343,849,488,384
  5. Step 5: Solve for x
    x = 7,990,212,003,343,849,488,384/130,384,739,508.48
  6. Step 6: Final answer
    x = 61,281,803,633.35

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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.