Home / 104,450,005.30-156,675,007.95-102,326,638.90

Finding the Fourth Proportional to 104,450,005.30, 156,675,007.95 and 102,326,638.90

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Solution

The fourth proportional to 104,450,005.30, 156,675,007.95 and 102,326,638.90 is: 153,489,958.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,450,005.30 : 156,675,007.95 = 102,326,638.90 : x
  2. Step 2: Convert to fraction form
    104,450,005.30/156,675,007.95 = 102,326,638.90/x
  3. Step 3: Cross multiply
    104,450,005.30x = 156,675,007.95 × 102,326,638.90
  4. Step 4: Simplify right side
    104,450,005.30x = 16,032,026,963,154,278
  5. Step 5: Solve for x
    x = 16,032,026,963,154,278/104,450,005.30
  6. Step 6: Final answer
    x = 153,489,958.35

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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.