Home / 130,384,739,524.48-195,576,864,993.60-40,854,586,802.56

Finding the Fourth Proportional to 130,384,739,524.48, 195,576,864,993.60 and 40,854,586,802.56

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Solution

The fourth proportional to 130,384,739,524.48, 195,576,864,993.60 and 40,854,586,802.56 is: 61,281,803,657.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,384,739,524.48 : 195,576,864,993.60 = 40,854,586,802.56 : x
  2. Step 2: Convert to fraction form
    130,384,739,524.48/195,576,864,993.60 = 40,854,586,802.56/x
  3. Step 3: Cross multiply
    130,384,739,524.48x = 195,576,864,993.60 × 40,854,586,802.56
  4. Step 4: Simplify right side
    130,384,739,524.48x = 7,990,212,007,453,588,979,712
  5. Step 5: Solve for x
    x = 7,990,212,007,453,588,979,712/130,384,739,524.48
  6. Step 6: Final answer
    x = 61,281,803,657.35

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1.5x scale

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.