Home / 68,196,281.60-94,112,714.88-40,710,161.92

Finding the Fourth Proportional to 68,196,281.60, 94,112,714.88 and 40,710,161.92

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Solution

The fourth proportional to 68,196,281.60, 94,112,714.88 and 40,710,161.92 is: 56,181,125.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,196,281.60 : 94,112,714.88 = 40,710,161.92 : x
  2. Step 2: Convert to fraction form
    68,196,281.60/94,112,714.88 = 40,710,161.92/x
  3. Step 3: Cross multiply
    68,196,281.60x = 94,112,714.88 × 40,710,161.92
  4. Step 4: Simplify right side
    68,196,281.60x = 3,831,343,861,495,593.50
  5. Step 5: Solve for x
    x = 3,831,343,861,495,593.50/68,196,281.60
  6. Step 6: Final answer
    x = 56,181,125.59

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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.