Home / 121,266,059.54-181,899,876.63-48,488,954.36

Finding the Fourth Proportional to 121,266,059.54, 181,899,876.63 and 48,488,954.36

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Solution

The fourth proportional to 121,266,059.54, 181,899,876.63 and 48,488,954.36 is: 72,733,746.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,266,059.54 : 181,899,876.63 = 48,488,954.36 : x
  2. Step 2: Convert to fraction form
    121,266,059.54/181,899,876.63 = 48,488,954.36/x
  3. Step 3: Cross multiply
    121,266,059.54x = 181,899,876.63 × 48,488,954.36
  4. Step 4: Simplify right side
    121,266,059.54x = 8,820,134,816,001,700
  5. Step 5: Solve for x
    x = 8,820,134,816,001,700/121,266,059.54
  6. Step 6: Final answer
    x = 72,733,746.35

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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.