Home / 707,389,856.48-1,059,724,835.51-395,551,667.68

Finding the Fourth Proportional to 707,389,856.48, 1,059,724,835.51 and 395,551,667.68

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Solution

The fourth proportional to 707,389,856.48, 1,059,724,835.51 and 395,551,667.68 is: 592,567,057.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,389,856.48 : 1,059,724,835.51 = 395,551,667.68 : x
  2. Step 2: Convert to fraction form
    707,389,856.48/1,059,724,835.51 = 395,551,667.68/x
  3. Step 3: Cross multiply
    707,389,856.48x = 1,059,724,835.51 × 395,551,667.68
  4. Step 4: Simplify right side
    707,389,856.48x = 419,175,925,963,267,136
  5. Step 5: Solve for x
    x = 419,175,925,963,267,136/707,389,856.48
  6. Step 6: Final answer
    x = 592,567,057.79

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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.