Home / 1,315,503,262.84-1,972,609,192.62-650,749,229.32

Finding the Fourth Proportional to 1,315,503,262.84, 1,972,609,192.62 and 650,749,229.32

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Solution

The fourth proportional to 1,315,503,262.84, 1,972,609,192.62 and 650,749,229.32 is: 975,804,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,503,262.84 : 1,972,609,192.62 = 650,749,229.32 : x
  2. Step 2: Convert to fraction form
    1,315,503,262.84/1,972,609,192.62 = 650,749,229.32/x
  3. Step 3: Cross multiply
    1,315,503,262.84x = 1,972,609,192.62 × 650,749,229.32
  4. Step 4: Simplify right side
    1,315,503,262.84x = 1,283,673,911,847,012,352
  5. Step 5: Solve for x
    x = 1,283,673,911,847,012,352/1,315,503,262.84
  6. Step 6: Final answer
    x = 975,804,430.22

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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.