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Finding the Third Proportional to 151,970,549.63 and 358,388,777.81

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Solution

The third proportional to 151,970,549.63 and 358,388,777.81 is: 845,180,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,970,549.63 : 358,388,777.81 = 358,388,777.81 : x
  2. Step 2: Convert to fraction form
    151,970,549.63/358,388,777.81 = 358,388,777.81/x
  3. Step 3: Cross multiply
    151,970,549.63x = 358,388,777.81 × 358,388,777.81
  4. Step 4: Simplify right side
    151,970,549.63x = 128,442,516,061,937,488
  5. Step 5: Solve for x
    x = 128,442,516,061,937,488/151,970,549.63
  6. Step 6: Final answer
    x = 845,180,308.81

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.