Home / 526,649,009.22-790,262,730.81-305,590,644.81

Finding the Fourth Proportional to 526,649,009.22, 790,262,730.81 and 305,590,644.81

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Solution

The fourth proportional to 526,649,009.22, 790,262,730.81 and 305,590,644.81 is: 458,553,786.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,649,009.22 : 790,262,730.81 = 305,590,644.81 : x
  2. Step 2: Convert to fraction form
    526,649,009.22/790,262,730.81 = 305,590,644.81/x
  3. Step 3: Cross multiply
    526,649,009.22x = 790,262,730.81 × 305,590,644.81
  4. Step 4: Simplify right side
    526,649,009.22x = 241,496,897,477,539,328
  5. Step 5: Solve for x
    x = 241,496,897,477,539,328/526,649,009.22
  6. Step 6: Final answer
    x = 458,553,786.77

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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.