Home / 137,754,628.02-190,101,376.04-75,874,966.58

Finding the Fourth Proportional to 137,754,628.02, 190,101,376.04 and 75,874,966.58

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Solution

The fourth proportional to 137,754,628.02, 190,101,376.04 and 75,874,966.58 is: 104,707,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,754,628.02 : 190,101,376.04 = 75,874,966.58 : x
  2. Step 2: Convert to fraction form
    137,754,628.02/190,101,376.04 = 75,874,966.58/x
  3. Step 3: Cross multiply
    137,754,628.02x = 190,101,376.04 × 75,874,966.58
  4. Step 4: Simplify right side
    137,754,628.02x = 14,423,935,553,942,890
  5. Step 5: Solve for x
    x = 14,423,935,553,942,890/137,754,628.02
  6. Step 6: Final answer
    x = 104,707,448.03

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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.