Home / 990,111,580.05-1,366,364,856.28-544,075,058.73

Finding the Fourth Proportional to 990,111,580.05, 1,366,364,856.28 and 544,075,058.73

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Solution

The fourth proportional to 990,111,580.05, 1,366,364,856.28 and 544,075,058.73 is: 750,829,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,111,580.05 : 1,366,364,856.28 = 544,075,058.73 : x
  2. Step 2: Convert to fraction form
    990,111,580.05/1,366,364,856.28 = 544,075,058.73/x
  3. Step 3: Cross multiply
    990,111,580.05x = 1,366,364,856.28 × 544,075,058.73
  4. Step 4: Simplify right side
    990,111,580.05x = 743,405,039,431,946,496
  5. Step 5: Solve for x
    x = 743,405,039,431,946,496/990,111,580.05
  6. Step 6: Final answer
    x = 750,829,557.40

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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.