Home / 265,910,647,167.33-398,890,490,829.12-86,837,572,455.39

Finding the Fourth Proportional to 265,910,647,167.33, 398,890,490,829.12 and 86,837,572,455.39

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Solution

The fourth proportional to 265,910,647,167.33, 398,890,490,829.12 and 86,837,572,455.39 is: 130,264,366,125.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,910,647,167.33 : 398,890,490,829.12 = 86,837,572,455.39 : x
  2. Step 2: Convert to fraction form
    265,910,647,167.33/398,890,490,829.12 = 86,837,572,455.39/x
  3. Step 3: Cross multiply
    265,910,647,167.33x = 398,890,490,829.12 × 86,837,572,455.39
  4. Step 4: Simplify right side
    265,910,647,167.33x = 34,638,681,899,139,789,225,984
  5. Step 5: Solve for x
    x = 34,638,681,899,139,789,225,984/265,910,647,167.33
  6. Step 6: Final answer
    x = 130,264,366,125.00

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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.