Home / 685,211,500,112.04-1,027,851,390,106.40-260,772,660,537.72

Finding the Fourth Proportional to 685,211,500,112.04, 1,027,851,390,106.40 and 260,772,660,537.72

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Solution

The fourth proportional to 685,211,500,112.04, 1,027,851,390,106.40 and 260,772,660,537.72 is: 391,171,983,528.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,211,500,112.04 : 1,027,851,390,106.40 = 260,772,660,537.72 : x
  2. Step 2: Convert to fraction form
    685,211,500,112.04/1,027,851,390,106.40 = 260,772,660,537.72/x
  3. Step 3: Cross multiply
    685,211,500,112.04x = 1,027,851,390,106.40 × 260,772,660,537.72
  4. Step 4: Simplify right side
    685,211,500,112.04x = 268,035,541,635,439,880,306,688
  5. Step 5: Solve for x
    x = 268,035,541,635,439,880,306,688/685,211,500,112.04
  6. Step 6: Final answer
    x = 391,171,983,528.61

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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.