Home / 1,138,995,636.35-1,707,574,038.59-1,047,058,945.26

Finding the Fourth Proportional to 1,138,995,636.35, 1,707,574,038.59 and 1,047,058,945.26

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Solution

The fourth proportional to 1,138,995,636.35, 1,707,574,038.59 and 1,047,058,945.26 is: 1,569,743,214.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,995,636.35 : 1,707,574,038.59 = 1,047,058,945.26 : x
  2. Step 2: Convert to fraction form
    1,138,995,636.35/1,707,574,038.59 = 1,047,058,945.26/x
  3. Step 3: Cross multiply
    1,138,995,636.35x = 1,707,574,038.59 × 1,047,058,945.26
  4. Step 4: Simplify right side
    1,138,995,636.35x = 1,787,930,671,794,168,576
  5. Step 5: Solve for x
    x = 1,787,930,671,794,168,576/1,138,995,636.35
  6. Step 6: Final answer
    x = 1,569,743,214.76

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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.