Home / 121,009,338.03-181,601,444.64-48,184,148.93

Finding the Fourth Proportional to 121,009,338.03, 181,601,444.64 and 48,184,148.93

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Solution

The fourth proportional to 121,009,338.03, 181,601,444.64 and 48,184,148.93 is: 72,311,039.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,009,338.03 : 181,601,444.64 = 48,184,148.93 : x
  2. Step 2: Convert to fraction form
    121,009,338.03/181,601,444.64 = 48,184,148.93/x
  3. Step 3: Cross multiply
    121,009,338.03x = 181,601,444.64 × 48,184,148.93
  4. Step 4: Simplify right side
    121,009,338.03x = 8,750,311,053,528,902
  5. Step 5: Solve for x
    x = 8,750,311,053,528,902/121,009,338.03
  6. Step 6: Final answer
    x = 72,311,039.76

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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.