Home / 442,927,916.70-664,192,809.45-170,208,044.70

Finding the Fourth Proportional to 442,927,916.70, 664,192,809.45 and 170,208,044.70

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Solution

The fourth proportional to 442,927,916.70, 664,192,809.45 and 170,208,044.70 is: 255,235,570.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,927,916.70 : 664,192,809.45 = 170,208,044.70 : x
  2. Step 2: Convert to fraction form
    442,927,916.70/664,192,809.45 = 170,208,044.70/x
  3. Step 3: Cross multiply
    442,927,916.70x = 664,192,809.45 × 170,208,044.70
  4. Step 4: Simplify right side
    442,927,916.70x = 113,050,959,400,284,176
  5. Step 5: Solve for x
    x = 113,050,959,400,284,176/442,927,916.70
  6. Step 6: Final answer
    x = 255,235,570.25

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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.