Home / 103,235,751.46-142,469,095.49-56,190,550.64

Finding the Fourth Proportional to 103,235,751.46, 142,469,095.49 and 56,190,550.64

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Solution

The fourth proportional to 103,235,751.46, 142,469,095.49 and 56,190,550.64 is: 77,545,005.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,235,751.46 : 142,469,095.49 = 56,190,550.64 : x
  2. Step 2: Convert to fraction form
    103,235,751.46/142,469,095.49 = 56,190,550.64/x
  3. Step 3: Cross multiply
    103,235,751.46x = 142,469,095.49 × 56,190,550.64
  4. Step 4: Simplify right side
    103,235,751.46x = 8,005,416,925,262,490
  5. Step 5: Solve for x
    x = 8,005,416,925,262,490/103,235,751.46
  6. Step 6: Final answer
    x = 77,545,005.60

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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.