Home / 1,898,103,070.64-2,845,145,722.08-863,690,362.40

Finding the Fourth Proportional to 1,898,103,070.64, 2,845,145,722.08 and 863,690,362.40

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Solution

The fourth proportional to 1,898,103,070.64, 2,845,145,722.08 and 863,690,362.40 is: 1,294,621,444.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,103,070.64 : 2,845,145,722.08 = 863,690,362.40 : x
  2. Step 2: Convert to fraction form
    1,898,103,070.64/2,845,145,722.08 = 863,690,362.40/x
  3. Step 3: Cross multiply
    1,898,103,070.64x = 2,845,145,722.08 × 863,690,362.40
  4. Step 4: Simplify right side
    1,898,103,070.64x = 2,457,324,939,784,084,992
  5. Step 5: Solve for x
    x = 2,457,324,939,784,084,992/1,898,103,070.64
  6. Step 6: Final answer
    x = 1,294,621,444.85

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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.