Home / 257,501,141.61-355,360,919.96-147,514,112.25

Finding the Fourth Proportional to 257,501,141.61, 355,360,919.96 and 147,514,112.25

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Solution

The fourth proportional to 257,501,141.61, 355,360,919.96 and 147,514,112.25 is: 203,574,828.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,501,141.61 : 355,360,919.96 = 147,514,112.25 : x
  2. Step 2: Convert to fraction form
    257,501,141.61/355,360,919.96 = 147,514,112.25/x
  3. Step 3: Cross multiply
    257,501,141.61x = 355,360,919.96 × 147,514,112.25
  4. Step 4: Simplify right side
    257,501,141.61x = 52,420,750,636,611,488
  5. Step 5: Solve for x
    x = 52,420,750,636,611,488/257,501,141.61
  6. Step 6: Final answer
    x = 203,574,828.09

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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.