Home / 108,364,502,752.72-149,509,276,021.84-62,622,113,710.34

Finding the Fourth Proportional to 108,364,502,752.72, 149,509,276,021.84 and 62,622,113,710.34

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Solution

The fourth proportional to 108,364,502,752.72, 149,509,276,021.84 and 62,622,113,710.34 is: 86,399,020,398.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,364,502,752.72 : 149,509,276,021.84 = 62,622,113,710.34 : x
  2. Step 2: Convert to fraction form
    108,364,502,752.72/149,509,276,021.84 = 62,622,113,710.34/x
  3. Step 3: Cross multiply
    108,364,502,752.72x = 149,509,276,021.84 × 62,622,113,710.34
  4. Step 4: Simplify right side
    108,364,502,752.72x = 9,362,586,883,790,572,879,872
  5. Step 5: Solve for x
    x = 9,362,586,883,790,572,879,872/108,364,502,752.72
  6. Step 6: Final answer
    x = 86,399,020,398.36

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1.5x scale

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.