Home / 384,367,051.17-530,423,889.48-208,151,014.01

Finding the Fourth Proportional to 384,367,051.17, 530,423,889.48 and 208,151,014.01

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Solution

The fourth proportional to 384,367,051.17, 530,423,889.48 and 208,151,014.01 is: 287,246,969.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,367,051.17 : 530,423,889.48 = 208,151,014.01 : x
  2. Step 2: Convert to fraction form
    384,367,051.17/530,423,889.48 = 208,151,014.01/x
  3. Step 3: Cross multiply
    384,367,051.17x = 530,423,889.48 × 208,151,014.01
  4. Step 4: Simplify right side
    384,367,051.17x = 110,408,270,447,738,048
  5. Step 5: Solve for x
    x = 110,408,270,447,738,048/384,367,051.17
  6. Step 6: Final answer
    x = 287,246,969.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.