Home / 384,113,230.14-530,076,216.51-207,901,196.94

Finding the Fourth Proportional to 384,113,230.14, 530,076,216.51 and 207,901,196.94

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Solution

The fourth proportional to 384,113,230.14, 530,076,216.51 and 207,901,196.94 is: 286,903,629.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,113,230.14 : 530,076,216.51 = 207,901,196.94 : x
  2. Step 2: Convert to fraction form
    384,113,230.14/530,076,216.51 = 207,901,196.94/x
  3. Step 3: Cross multiply
    384,113,230.14x = 530,076,216.51 × 207,901,196.94
  4. Step 4: Simplify right side
    384,113,230.14x = 110,203,479,881,855,584
  5. Step 5: Solve for x
    x = 110,203,479,881,855,584/384,113,230.14
  6. Step 6: Final answer
    x = 286,903,629.54

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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.