Home / 219,732,266.69-303,092,599.40-130,360,937.42

Finding the Fourth Proportional to 219,732,266.69, 303,092,599.40 and 130,360,937.42

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Solution

The fourth proportional to 219,732,266.69, 303,092,599.40 and 130,360,937.42 is: 179,816,264.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,732,266.69 : 303,092,599.40 = 130,360,937.42 : x
  2. Step 2: Convert to fraction form
    219,732,266.69/303,092,599.40 = 130,360,937.42/x
  3. Step 3: Cross multiply
    219,732,266.69x = 303,092,599.40 × 130,360,937.42
  4. Step 4: Simplify right side
    219,732,266.69x = 39,511,435,382,848,528
  5. Step 5: Solve for x
    x = 39,511,435,382,848,528/219,732,266.69
  6. Step 6: Final answer
    x = 179,816,264.48

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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.