Home / 1,908,865,941.44-2,634,193,696.80-1,105,127,328.32

Finding the Fourth Proportional to 1,908,865,941.44, 2,634,193,696.80 and 1,105,127,328.32

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Solution

The fourth proportional to 1,908,865,941.44, 2,634,193,696.80 and 1,105,127,328.32 is: 1,525,051,801.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,865,941.44 : 2,634,193,696.80 = 1,105,127,328.32 : x
  2. Step 2: Convert to fraction form
    1,908,865,941.44/2,634,193,696.80 = 1,105,127,328.32/x
  3. Step 3: Cross multiply
    1,908,865,941.44x = 2,634,193,696.80 × 1,105,127,328.32
  4. Step 4: Simplify right side
    1,908,865,941.44x = 2,911,119,442,421,968,384
  5. Step 5: Solve for x
    x = 2,911,119,442,421,968,384/1,908,865,941.44
  6. Step 6: Final answer
    x = 1,525,051,801.29

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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.