Home / 1,125,013,007,007.30-1,552,651,045,262-668,273,295,504.90

Finding the Fourth Proportional to 1,125,013,007,007.30, 1,552,651,045,262 and 668,273,295,504.90

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Solution

The fourth proportional to 1,125,013,007,007.30, 1,552,651,045,262 and 668,273,295,504.90 is: 922,296,208,420.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,013,007,007.30 : 1,552,651,045,262 = 668,273,295,504.90 : x
  2. Step 2: Convert to fraction form
    1,125,013,007,007.30/1,552,651,045,262 = 668,273,295,504.90/x
  3. Step 3: Cross multiply
    1,125,013,007,007.30x = 1,552,651,045,262 × 668,273,295,504.90
  4. Step 4: Simplify right side
    1,125,013,007,007.30x = 1,037,595,230,786,364,389,720,064
  5. Step 5: Solve for x
    x = 1,037,595,230,786,364,389,720,064/1,125,013,007,007.30
  6. Step 6: Final answer
    x = 922,296,208,420.31

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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.