Home / 162,384,266.42-243,564,150.80-51,715,464.08

Finding the Fourth Proportional to 162,384,266.42, 243,564,150.80 and 51,715,464.08

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Solution

The fourth proportional to 162,384,266.42, 243,564,150.80 and 51,715,464.08 is: 77,569,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,384,266.42 : 243,564,150.80 = 51,715,464.08 : x
  2. Step 2: Convert to fraction form
    162,384,266.42/243,564,150.80 = 51,715,464.08/x
  3. Step 3: Cross multiply
    162,384,266.42x = 243,564,150.80 × 51,715,464.08
  4. Step 4: Simplify right side
    162,384,266.42x = 12,596,033,091,873,104
  5. Step 5: Solve for x
    x = 12,596,033,091,873,104/162,384,266.42
  6. Step 6: Final answer
    x = 77,569,295.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.