Home / 1,315,535,380.01-1,973,551,947.71-528,650,288.20

Finding the Fourth Proportional to 1,315,535,380.01, 1,973,551,947.71 and 528,650,288.20

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Solution

The fourth proportional to 1,315,535,380.01, 1,973,551,947.71 and 528,650,288.20 is: 793,075,444.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,535,380.01 : 1,973,551,947.71 = 528,650,288.20 : x
  2. Step 2: Convert to fraction form
    1,315,535,380.01/1,973,551,947.71 = 528,650,288.20/x
  3. Step 3: Cross multiply
    1,315,535,380.01x = 1,973,551,947.71 × 528,650,288.20
  4. Step 4: Simplify right side
    1,315,535,380.01x = 1,043,318,805,937,327,232
  5. Step 5: Solve for x
    x = 1,043,318,805,937,327,232/1,315,535,380.01
  6. Step 6: Final answer
    x = 793,075,444.25

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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.