Home / 82,054,803.60-122,914,243.80-41,688,032.40

Finding the Fourth Proportional to 82,054,803.60, 122,914,243.80 and 41,688,032.40

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Solution

The fourth proportional to 82,054,803.60, 122,914,243.80 and 41,688,032.40 is: 62,446,715.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,054,803.60 : 122,914,243.80 = 41,688,032.40 : x
  2. Step 2: Convert to fraction form
    82,054,803.60/122,914,243.80 = 41,688,032.40/x
  3. Step 3: Cross multiply
    82,054,803.60x = 122,914,243.80 × 41,688,032.40
  4. Step 4: Simplify right side
    82,054,803.60x = 5,124,052,977,955,899
  5. Step 5: Solve for x
    x = 5,124,052,977,955,899/82,054,803.60
  6. Step 6: Final answer
    x = 62,446,715.53

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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.