Home / 258,701,826.83-357,009,971.11-147,192,664.95

Finding the Fourth Proportional to 258,701,826.83, 357,009,971.11 and 147,192,664.95

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Solution

The fourth proportional to 258,701,826.83, 357,009,971.11 and 147,192,664.95 is: 203,126,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,701,826.83 : 357,009,971.11 = 147,192,664.95 : x
  2. Step 2: Convert to fraction form
    258,701,826.83/357,009,971.11 = 147,192,664.95/x
  3. Step 3: Cross multiply
    258,701,826.83x = 357,009,971.11 × 147,192,664.95
  4. Step 4: Simplify right side
    258,701,826.83x = 52,549,249,061,403,408
  5. Step 5: Solve for x
    x = 52,549,249,061,403,408/258,701,826.83
  6. Step 6: Final answer
    x = 203,126,702.68

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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.