Home / 76,492,599.48-105,529,822.64-47,072,856.08

Finding the Fourth Proportional to 76,492,599.48, 105,529,822.64 and 47,072,856.08

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Solution

The fourth proportional to 76,492,599.48, 105,529,822.64 and 47,072,856.08 is: 64,942,101.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,492,599.48 : 105,529,822.64 = 47,072,856.08 : x
  2. Step 2: Convert to fraction form
    76,492,599.48/105,529,822.64 = 47,072,856.08/x
  3. Step 3: Cross multiply
    76,492,599.48x = 105,529,822.64 × 47,072,856.08
  4. Step 4: Simplify right side
    76,492,599.48x = 4,967,590,152,517,633
  5. Step 5: Solve for x
    x = 4,967,590,152,517,633/76,492,599.48
  6. Step 6: Final answer
    x = 64,942,101.41

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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.