Home / 993,636,192.41-1,371,218,161.43-541,514,266.80

Finding the Fourth Proportional to 993,636,192.41, 1,371,218,161.43 and 541,514,266.80

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Solution

The fourth proportional to 993,636,192.41, 1,371,218,161.43 and 541,514,266.80 is: 747,289,805.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,636,192.41 : 1,371,218,161.43 = 541,514,266.80 : x
  2. Step 2: Convert to fraction form
    993,636,192.41/1,371,218,161.43 = 541,514,266.80/x
  3. Step 3: Cross multiply
    993,636,192.41x = 1,371,218,161.43 × 541,514,266.80
  4. Step 4: Simplify right side
    993,636,192.41x = 742,534,197,306,902,784
  5. Step 5: Solve for x
    x = 742,534,197,306,902,784/993,636,192.41
  6. Step 6: Final answer
    x = 747,289,805.85

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1.5x scale

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.