Home / 1,509,844,700,288.40-2,083,585,606,702.40-815,385,191,255.08

Finding the Fourth Proportional to 1,509,844,700,288.40, 2,083,585,606,702.40 and 815,385,191,255.08

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Solution

The fourth proportional to 1,509,844,700,288.40, 2,083,585,606,702.40 and 815,385,191,255.08 is: 1,125,231,520,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,844,700,288.40 : 2,083,585,606,702.40 = 815,385,191,255.08 : x
  2. Step 2: Convert to fraction form
    1,509,844,700,288.40/2,083,585,606,702.40 = 815,385,191,255.08/x
  3. Step 3: Cross multiply
    1,509,844,700,288.40x = 2,083,585,606,702.40 × 815,385,191,255.08
  4. Step 4: Simplify right side
    1,509,844,700,288.40x = 1,698,924,848,417,368,283,545,600
  5. Step 5: Solve for x
    x = 1,698,924,848,417,368,283,545,600/1,509,844,700,288.40
  6. Step 6: Final answer
    x = 1,125,231,520,892.75

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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.