Home / 163,214,005.20-244,821,007.80-42,045,457.20

Finding the Fourth Proportional to 163,214,005.20, 244,821,007.80 and 42,045,457.20

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Solution

The fourth proportional to 163,214,005.20, 244,821,007.80 and 42,045,457.20 is: 63,068,185.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,214,005.20 : 244,821,007.80 = 42,045,457.20 : x
  2. Step 2: Convert to fraction form
    163,214,005.20/244,821,007.80 = 42,045,457.20/x
  3. Step 3: Cross multiply
    163,214,005.20x = 244,821,007.80 × 42,045,457.20
  4. Step 4: Simplify right side
    163,214,005.20x = 10,293,611,205,115,768
  5. Step 5: Solve for x
    x = 10,293,611,205,115,768/163,214,005.20
  6. Step 6: Final answer
    x = 63,068,185.80

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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.