Home / 137,013,812.84-205,510,382.54-43,637,011.01

Finding the Fourth Proportional to 137,013,812.84, 205,510,382.54 and 43,637,011.01

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Solution

The fourth proportional to 137,013,812.84, 205,510,382.54 and 43,637,011.01 is: 65,452,224.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,013,812.84 : 205,510,382.54 = 43,637,011.01 : x
  2. Step 2: Convert to fraction form
    137,013,812.84/205,510,382.54 = 43,637,011.01/x
  3. Step 3: Cross multiply
    137,013,812.84x = 205,510,382.54 × 43,637,011.01
  4. Step 4: Simplify right side
    137,013,812.84x = 8,967,858,826,026,522
  5. Step 5: Solve for x
    x = 8,967,858,826,026,522/137,013,812.84
  6. Step 6: Final answer
    x = 65,452,224.42

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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.