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Finding the Third Proportional to 46,187,602.31 and 64,572,989.91

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Solution

The third proportional to 46,187,602.31 and 64,572,989.91 is: 90,276,845.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,187,602.31 : 64,572,989.91 = 64,572,989.91 : x
  2. Step 2: Convert to fraction form
    46,187,602.31/64,572,989.91 = 64,572,989.91/x
  3. Step 3: Cross multiply
    46,187,602.31x = 64,572,989.91 × 64,572,989.91
  4. Step 4: Simplify right side
    46,187,602.31x = 4,169,671,025,432,664.50
  5. Step 5: Solve for x
    x = 4,169,671,025,432,664.50/46,187,602.31
  6. Step 6: Final answer
    x = 90,276,845.23

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.