Home / 368,636,358.49-552,950,750.48-213,091,193.91

Finding the Fourth Proportional to 368,636,358.49, 552,950,750.48 and 213,091,193.91

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Solution

The fourth proportional to 368,636,358.49, 552,950,750.48 and 213,091,193.91 is: 319,634,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,636,358.49 : 552,950,750.48 = 213,091,193.91 : x
  2. Step 2: Convert to fraction form
    368,636,358.49/552,950,750.48 = 213,091,193.91/x
  3. Step 3: Cross multiply
    368,636,358.49x = 552,950,750.48 × 213,091,193.91
  4. Step 4: Simplify right side
    368,636,358.49x = 117,828,935,594,221,824
  5. Step 5: Solve for x
    x = 117,828,935,594,221,824/368,636,358.49
  6. Step 6: Final answer
    x = 319,634,601.64

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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.