Home / 109,111,376.69-163,688,625.63-40,024,821.70

Finding the Fourth Proportional to 109,111,376.69, 163,688,625.63 and 40,024,821.70

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Solution

The fourth proportional to 109,111,376.69, 163,688,625.63 and 40,024,821.70 is: 60,045,141.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,111,376.69 : 163,688,625.63 = 40,024,821.70 : x
  2. Step 2: Convert to fraction form
    109,111,376.69/163,688,625.63 = 40,024,821.70/x
  3. Step 3: Cross multiply
    109,111,376.69x = 163,688,625.63 × 40,024,821.70
  4. Step 4: Simplify right side
    109,111,376.69x = 6,551,608,055,158,800
  5. Step 5: Solve for x
    x = 6,551,608,055,158,800/109,111,376.69
  6. Step 6: Final answer
    x = 60,045,141.52

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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.