Home / 2,153,112,361.02-2,971,296,359.94-1,163,038,215.42

Finding the Fourth Proportional to 2,153,112,361.02, 2,971,296,359.94 and 1,163,038,215.42

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Solution

The fourth proportional to 2,153,112,361.02, 2,971,296,359.94 and 1,163,038,215.42 is: 1,604,993,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,112,361.02 : 2,971,296,359.94 = 1,163,038,215.42 : x
  2. Step 2: Convert to fraction form
    2,153,112,361.02/2,971,296,359.94 = 1,163,038,215.42/x
  3. Step 3: Cross multiply
    2,153,112,361.02x = 2,971,296,359.94 × 1,163,038,215.42
  4. Step 4: Simplify right side
    2,153,112,361.02x = 3,455,731,215,948,559,872
  5. Step 5: Solve for x
    x = 3,455,731,215,948,559,872/2,153,112,361.02
  6. Step 6: Final answer
    x = 1,604,993,440.43

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1.5x scale

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.