Home / 130,534,386.84-195,823,887.66-53,815,476.60

Finding the Fourth Proportional to 130,534,386.84, 195,823,887.66 and 53,815,476.60

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Solution

The fourth proportional to 130,534,386.84, 195,823,887.66 and 53,815,476.60 is: 80,732,411.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,534,386.84 : 195,823,887.66 = 53,815,476.60 : x
  2. Step 2: Convert to fraction form
    130,534,386.84/195,823,887.66 = 53,815,476.60/x
  3. Step 3: Cross multiply
    130,534,386.84x = 195,823,887.66 × 53,815,476.60
  4. Step 4: Simplify right side
    130,534,386.84x = 10,538,355,844,087,758
  5. Step 5: Solve for x
    x = 10,538,355,844,087,758/130,534,386.84
  6. Step 6: Final answer
    x = 80,732,411.58

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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.