Home / 178,516,347.57-246,339,051.71-100,184,767.47

Finding the Fourth Proportional to 178,516,347.57, 246,339,051.71 and 100,184,767.47

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Solution

The fourth proportional to 178,516,347.57, 246,339,051.71 and 100,184,767.47 is: 138,247,398.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,516,347.57 : 246,339,051.71 = 100,184,767.47 : x
  2. Step 2: Convert to fraction form
    178,516,347.57/246,339,051.71 = 100,184,767.47/x
  3. Step 3: Cross multiply
    178,516,347.57x = 246,339,051.71 × 100,184,767.47
  4. Step 4: Simplify right side
    178,516,347.57x = 24,679,420,613,845,732
  5. Step 5: Solve for x
    x = 24,679,420,613,845,732/178,516,347.57
  6. Step 6: Final answer
    x = 138,247,398.35

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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.