Home / 104,450,004.80-156,675,007.20-102,326,638.40

Finding the Fourth Proportional to 104,450,004.80, 156,675,007.20 and 102,326,638.40

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Solution

The fourth proportional to 104,450,004.80, 156,675,007.20 and 102,326,638.40 is: 153,489,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,450,004.80 : 156,675,007.20 = 102,326,638.40 : x
  2. Step 2: Convert to fraction form
    104,450,004.80/156,675,007.20 = 102,326,638.40/x
  3. Step 3: Cross multiply
    104,450,004.80x = 156,675,007.20 × 102,326,638.40
  4. Step 4: Simplify right side
    104,450,004.80x = 16,032,026,808,071,796
  5. Step 5: Solve for x
    x = 16,032,026,808,071,796/104,450,004.80
  6. Step 6: Final answer
    x = 153,489,957.60

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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.