Home / 1,018,531,678.17-1,526,709,781.20-580,890,014.67

Finding the Fourth Proportional to 1,018,531,678.17, 1,526,709,781.20 and 580,890,014.67

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Solution

The fourth proportional to 1,018,531,678.17, 1,526,709,781.20 and 580,890,014.67 is: 870,714,663.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,531,678.17 : 1,526,709,781.20 = 580,890,014.67 : x
  2. Step 2: Convert to fraction form
    1,018,531,678.17/1,526,709,781.20 = 580,890,014.67/x
  3. Step 3: Cross multiply
    1,018,531,678.17x = 1,526,709,781.20 × 580,890,014.67
  4. Step 4: Simplify right side
    1,018,531,678.17x = 886,850,467,198,100,480
  5. Step 5: Solve for x
    x = 886,850,467,198,100,480/1,018,531,678.17
  6. Step 6: Final answer
    x = 870,714,663.28

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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.