Home / 873,076,893.30-1,307,702,152.35-776,142,054.90

Finding the Fourth Proportional to 873,076,893.30, 1,307,702,152.35 and 776,142,054.90

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Solution

The fourth proportional to 873,076,893.30, 1,307,702,152.35 and 776,142,054.90 is: 1,162,512,309.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,076,893.30 : 1,307,702,152.35 = 776,142,054.90 : x
  2. Step 2: Convert to fraction form
    873,076,893.30/1,307,702,152.35 = 776,142,054.90/x
  3. Step 3: Cross multiply
    873,076,893.30x = 1,307,702,152.35 × 776,142,054.90
  4. Step 4: Simplify right side
    873,076,893.30x = 1,014,962,635,722,081,792
  5. Step 5: Solve for x
    x = 1,014,962,635,722,081,792/873,076,893.30
  6. Step 6: Final answer
    x = 1,162,512,309.64

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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.