Home / 1,572,565,783.81-2,358,852,032.76-639,229,908.82

Finding the Fourth Proportional to 1,572,565,783.81, 2,358,852,032.76 and 639,229,908.82

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Solution

The fourth proportional to 1,572,565,783.81, 2,358,852,032.76 and 639,229,908.82 is: 958,846,227.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,565,783.81 : 2,358,852,032.76 = 639,229,908.82 : x
  2. Step 2: Convert to fraction form
    1,572,565,783.81/2,358,852,032.76 = 639,229,908.82/x
  3. Step 3: Cross multiply
    1,572,565,783.81x = 2,358,852,032.76 × 639,229,908.82
  4. Step 4: Simplify right side
    1,572,565,783.81x = 1,507,848,769,821,046,784
  5. Step 5: Solve for x
    x = 1,507,848,769,821,046,784/1,572,565,783.81
  6. Step 6: Final answer
    x = 958,846,227.83

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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.