Home / 154,788,935.58-213,602,284.17-84,224,822.89

Finding the Fourth Proportional to 154,788,935.58, 213,602,284.17 and 84,224,822.89

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Solution

The fourth proportional to 154,788,935.58, 213,602,284.17 and 84,224,822.89 is: 116,226,747.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,788,935.58 : 213,602,284.17 = 84,224,822.89 : x
  2. Step 2: Convert to fraction form
    154,788,935.58/213,602,284.17 = 84,224,822.89/x
  3. Step 3: Cross multiply
    154,788,935.58x = 213,602,284.17 × 84,224,822.89
  4. Step 4: Simplify right side
    154,788,935.58x = 17,990,614,553,117,700
  5. Step 5: Solve for x
    x = 17,990,614,553,117,700/154,788,935.58
  6. Step 6: Final answer
    x = 116,226,747.64

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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.