Home / 265,910,647,168.83-398,890,490,831.37-86,837,572,456.89

Finding the Fourth Proportional to 265,910,647,168.83, 398,890,490,831.37 and 86,837,572,456.89

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Solution

The fourth proportional to 265,910,647,168.83, 398,890,490,831.37 and 86,837,572,456.89 is: 130,264,366,127.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,910,647,168.83 : 398,890,490,831.37 = 86,837,572,456.89 : x
  2. Step 2: Convert to fraction form
    265,910,647,168.83/398,890,490,831.37 = 86,837,572,456.89/x
  3. Step 3: Cross multiply
    265,910,647,168.83x = 398,890,490,831.37 × 86,837,572,456.89
  4. Step 4: Simplify right side
    265,910,647,168.83x = 34,638,681,899,933,506,732,032
  5. Step 5: Solve for x
    x = 34,638,681,899,933,506,732,032/265,910,647,168.83
  6. Step 6: Final answer
    x = 130,264,366,127.25

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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.