Home / 104,009,345.60-143,535,219.75-59,354,428.46

Finding the Fourth Proportional to 104,009,345.60, 143,535,219.75 and 59,354,428.46

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Solution

The fourth proportional to 104,009,345.60, 143,535,219.75 and 59,354,428.46 is: 81,910,436.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,009,345.60 : 143,535,219.75 = 59,354,428.46 : x
  2. Step 2: Convert to fraction form
    104,009,345.60/143,535,219.75 = 59,354,428.46/x
  3. Step 3: Cross multiply
    104,009,345.60x = 143,535,219.75 × 59,354,428.46
  4. Step 4: Simplify right side
    104,009,345.60x = 8,519,450,931,424,078
  5. Step 5: Solve for x
    x = 8,519,450,931,424,078/104,009,345.60
  6. Step 6: Final answer
    x = 81,910,436.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.