Home / 121,230,496.80-181,869,364.80-48,434,889.60

Finding the Fourth Proportional to 121,230,496.80, 181,869,364.80 and 48,434,889.60

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Solution

The fourth proportional to 121,230,496.80, 181,869,364.80 and 48,434,889.60 is: 72,661,771.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,230,496.80 : 181,869,364.80 = 48,434,889.60 : x
  2. Step 2: Convert to fraction form
    121,230,496.80/181,869,364.80 = 48,434,889.60/x
  3. Step 3: Cross multiply
    121,230,496.80x = 181,869,364.80 × 48,434,889.60
  4. Step 4: Simplify right side
    121,230,496.80x = 8,808,822,605,710,127
  5. Step 5: Solve for x
    x = 8,808,822,605,710,127/121,230,496.80
  6. Step 6: Final answer
    x = 72,661,771.07

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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.