Home / 240,535,680.58-331,939,239.24-130,527,393.58

Finding the Fourth Proportional to 240,535,680.58, 331,939,239.24 and 130,527,393.58

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Solution

The fourth proportional to 240,535,680.58, 331,939,239.24 and 130,527,393.58 is: 180,127,803.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,535,680.58 : 331,939,239.24 = 130,527,393.58 : x
  2. Step 2: Convert to fraction form
    240,535,680.58/331,939,239.24 = 130,527,393.58/x
  3. Step 3: Cross multiply
    240,535,680.58x = 331,939,239.24 × 130,527,393.58
  4. Step 4: Simplify right side
    240,535,680.58x = 43,327,163,724,925,264
  5. Step 5: Solve for x
    x = 43,327,163,724,925,264/240,535,680.58
  6. Step 6: Final answer
    x = 180,127,803.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.