Home / 112,076,044,036.63-154,668,410,005.21-61,329,125,584.15

Finding the Fourth Proportional to 112,076,044,036.63, 154,668,410,005.21 and 61,329,125,584.15

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Solution

The fourth proportional to 112,076,044,036.63, 154,668,410,005.21 and 61,329,125,584.15 is: 84,636,091,705.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,076,044,036.63 : 154,668,410,005.21 = 61,329,125,584.15 : x
  2. Step 2: Convert to fraction form
    112,076,044,036.63/154,668,410,005.21 = 61,329,125,584.15/x
  3. Step 3: Cross multiply
    112,076,044,036.63x = 154,668,410,005.21 × 61,329,125,584.15
  4. Step 4: Simplify right side
    112,076,044,036.63x = 9,485,678,341,110,326,362,112
  5. Step 5: Solve for x
    x = 9,485,678,341,110,326,362,112/112,076,044,036.63
  6. Step 6: Final answer
    x = 84,636,091,705.83

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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.