Home / 831,503,345.92-1,147,460,698.56-460,217,428.48

Finding the Fourth Proportional to 831,503,345.92, 1,147,460,698.56 and 460,217,428.48

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Solution

The fourth proportional to 831,503,345.92, 1,147,460,698.56 and 460,217,428.48 is: 635,092,347.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,503,345.92 : 1,147,460,698.56 = 460,217,428.48 : x
  2. Step 2: Convert to fraction form
    831,503,345.92/1,147,460,698.56 = 460,217,428.48/x
  3. Step 3: Cross multiply
    831,503,345.92x = 1,147,460,698.56 × 460,217,428.48
  4. Step 4: Simplify right side
    831,503,345.92x = 528,081,411,973,147,648
  5. Step 5: Solve for x
    x = 528,081,411,973,147,648/831,503,345.92
  6. Step 6: Final answer
    x = 635,092,347.57

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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.