Home / 965,301,420.96-1,448,397,442.98-440,831,302.98

Finding the Fourth Proportional to 965,301,420.96, 1,448,397,442.98 and 440,831,302.98

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Solution

The fourth proportional to 965,301,420.96, 1,448,397,442.98 and 440,831,302.98 is: 661,450,318.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,301,420.96 : 1,448,397,442.98 = 440,831,302.98 : x
  2. Step 2: Convert to fraction form
    965,301,420.96/1,448,397,442.98 = 440,831,302.98/x
  3. Step 3: Cross multiply
    965,301,420.96x = 1,448,397,442.98 × 440,831,302.98
  4. Step 4: Simplify right side
    965,301,420.96x = 638,498,932,021,773,696
  5. Step 5: Solve for x
    x = 638,498,932,021,773,696/965,301,420.96
  6. Step 6: Final answer
    x = 661,450,318.17

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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.