Home / 1,137,389,176.95-1,706,875,757.98-400,518,434.37

Finding the Fourth Proportional to 1,137,389,176.95, 1,706,875,757.98 and 400,518,434.37

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Solution

The fourth proportional to 1,137,389,176.95, 1,706,875,757.98 and 400,518,434.37 is: 601,056,542.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,389,176.95 : 1,706,875,757.98 = 400,518,434.37 : x
  2. Step 2: Convert to fraction form
    1,137,389,176.95/1,706,875,757.98 = 400,518,434.37/x
  3. Step 3: Cross multiply
    1,137,389,176.95x = 1,706,875,757.98 × 400,518,434.37
  4. Step 4: Simplify right side
    1,137,389,176.95x = 683,635,206,250,256,640
  5. Step 5: Solve for x
    x = 683,635,206,250,256,640/1,137,389,176.95
  6. Step 6: Final answer
    x = 601,056,542.57

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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.