Home / 1,549,014,872.67-2,324,208,458.37-811,909,600.98

Finding the Fourth Proportional to 1,549,014,872.67, 2,324,208,458.37 and 811,909,600.98

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Solution

The fourth proportional to 1,549,014,872.67, 2,324,208,458.37 and 811,909,600.98 is: 1,218,224,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,014,872.67 : 2,324,208,458.37 = 811,909,600.98 : x
  2. Step 2: Convert to fraction form
    1,549,014,872.67/2,324,208,458.37 = 811,909,600.98/x
  3. Step 3: Cross multiply
    1,549,014,872.67x = 2,324,208,458.37 × 811,909,600.98
  4. Step 4: Simplify right side
    1,549,014,872.67x = 1,887,047,162,017,906,688
  5. Step 5: Solve for x
    x = 1,887,047,162,017,906,688/1,549,014,872.67
  6. Step 6: Final answer
    x = 1,218,224,043.76

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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.