Home / 171,356,150.48-257,071,099.66-53,178,577.34

Finding the Fourth Proportional to 171,356,150.48, 257,071,099.66 and 53,178,577.34

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Solution

The fourth proportional to 171,356,150.48, 257,071,099.66 and 53,178,577.34 is: 79,779,309.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,356,150.48 : 257,071,099.66 = 53,178,577.34 : x
  2. Step 2: Convert to fraction form
    171,356,150.48/257,071,099.66 = 53,178,577.34/x
  3. Step 3: Cross multiply
    171,356,150.48x = 257,071,099.66 × 53,178,577.34
  4. Step 4: Simplify right side
    171,356,150.48x = 13,670,675,355,148,158
  5. Step 5: Solve for x
    x = 13,670,675,355,148,158/171,356,150.48
  6. Step 6: Final answer
    x = 79,779,309.45

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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.