Home / 68,345,103.53-94,316,492.86-36,983,152.76

Finding the Fourth Proportional to 68,345,103.53, 94,316,492.86 and 36,983,152.76

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Solution

The fourth proportional to 68,345,103.53, 94,316,492.86 and 36,983,152.76 is: 51,036,886.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,345,103.53 : 94,316,492.86 = 36,983,152.76 : x
  2. Step 2: Convert to fraction form
    68,345,103.53/94,316,492.86 = 36,983,152.76/x
  3. Step 3: Cross multiply
    68,345,103.53x = 94,316,492.86 × 36,983,152.76
  4. Step 4: Simplify right side
    68,345,103.53x = 3,488,121,263,420,803
  5. Step 5: Solve for x
    x = 3,488,121,263,420,803/68,345,103.53
  6. Step 6: Final answer
    x = 51,036,886.08

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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.