Home / 1,014,041,701.17-1,399,385,765.07-561,927,221.37

Finding the Fourth Proportional to 1,014,041,701.17, 1,399,385,765.07 and 561,927,221.37

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Solution

The fourth proportional to 1,014,041,701.17, 1,399,385,765.07 and 561,927,221.37 is: 775,464,119.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,041,701.17 : 1,399,385,765.07 = 561,927,221.37 : x
  2. Step 2: Convert to fraction form
    1,014,041,701.17/1,399,385,765.07 = 561,927,221.37/x
  3. Step 3: Cross multiply
    1,014,041,701.17x = 1,399,385,765.07 × 561,927,221.37
  4. Step 4: Simplify right side
    1,014,041,701.17x = 786,352,954,590,516,736
  5. Step 5: Solve for x
    x = 786,352,954,590,516,736/1,014,041,701.17
  6. Step 6: Final answer
    x = 775,464,119.16

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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.