Home / 171,598,531.05-257,300,860.20-156,956,750.26

Finding the Fourth Proportional to 171,598,531.05, 257,300,860.20 and 156,956,750.26

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Solution

The fourth proportional to 171,598,531.05, 257,300,860.20 and 156,956,750.26 is: 235,346,460.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,598,531.05 : 257,300,860.20 = 156,956,750.26 : x
  2. Step 2: Convert to fraction form
    171,598,531.05/257,300,860.20 = 156,956,750.26/x
  3. Step 3: Cross multiply
    171,598,531.05x = 257,300,860.20 × 156,956,750.26
  4. Step 4: Simplify right side
    171,598,531.05x = 40,385,106,854,808,064
  5. Step 5: Solve for x
    x = 40,385,106,854,808,064/171,598,531.05
  6. Step 6: Final answer
    x = 235,346,460.19

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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.