Home / 99,714,006.70-149,571,010.05-31,562,032.30

Finding the Fourth Proportional to 99,714,006.70, 149,571,010.05 and 31,562,032.30

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Solution

The fourth proportional to 99,714,006.70, 149,571,010.05 and 31,562,032.30 is: 47,343,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,714,006.70 : 149,571,010.05 = 31,562,032.30 : x
  2. Step 2: Convert to fraction form
    99,714,006.70/149,571,010.05 = 31,562,032.30/x
  3. Step 3: Cross multiply
    99,714,006.70x = 149,571,010.05 × 31,562,032.30
  4. Step 4: Simplify right side
    99,714,006.70x = 4,720,765,050,341,725
  5. Step 5: Solve for x
    x = 4,720,765,050,341,725/99,714,006.70
  6. Step 6: Final answer
    x = 47,343,048.45

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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.