Home / 2,369,392,457-3,269,864,373.08-1,312,120,429.32

Finding the Fourth Proportional to 2,369,392,457, 3,269,864,373.08 and 1,312,120,429.32

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Solution

The fourth proportional to 2,369,392,457, 3,269,864,373.08 and 1,312,120,429.32 is: 1,810,783,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369,392,457 : 3,269,864,373.08 = 1,312,120,429.32 : x
  2. Step 2: Convert to fraction form
    2,369,392,457/3,269,864,373.08 = 1,312,120,429.32/x
  3. Step 3: Cross multiply
    2,369,392,457x = 3,269,864,373.08 × 1,312,120,429.32
  4. Step 4: Simplify right side
    2,369,392,457x = 4,290,455,845,023,901,696
  5. Step 5: Solve for x
    x = 4,290,455,845,023,901,696/2,369,392,457
  6. Step 6: Final answer
    x = 1,810,783,111.24

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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.