Home / 423,151,550.01-634,437,557.24-215,487,983.07

Finding the Fourth Proportional to 423,151,550.01, 634,437,557.24 and 215,487,983.07

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Solution

The fourth proportional to 423,151,550.01, 634,437,557.24 and 215,487,983.07 is: 323,084,411.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,151,550.01 : 634,437,557.24 = 215,487,983.07 : x
  2. Step 2: Convert to fraction form
    423,151,550.01/634,437,557.24 = 215,487,983.07/x
  3. Step 3: Cross multiply
    423,151,550.01x = 634,437,557.24 × 215,487,983.07
  4. Step 4: Simplify right side
    423,151,550.01x = 136,713,669,592,427,840
  5. Step 5: Solve for x
    x = 136,713,669,592,427,840/423,151,550.01
  6. Step 6: Final answer
    x = 323,084,411.69

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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.