Home / 121,263,270.10-181,921,477.20-59,881,834.60

Finding the Fourth Proportional to 121,263,270.10, 181,921,477.20 and 59,881,834.60

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Solution

The fourth proportional to 121,263,270.10, 181,921,477.20 and 59,881,834.60 is: 89,835,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,263,270.10 : 181,921,477.20 = 59,881,834.60 : x
  2. Step 2: Convert to fraction form
    121,263,270.10/181,921,477.20 = 59,881,834.60/x
  3. Step 3: Cross multiply
    121,263,270.10x = 181,921,477.20 × 59,881,834.60
  4. Step 4: Simplify right side
    121,263,270.10x = 10,893,791,807,878,070
  5. Step 5: Solve for x
    x = 10,893,791,807,878,070/121,263,270.10
  6. Step 6: Final answer
    x = 89,835,873.62

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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.