Home / 108,847,330-163,210,765.02-43,201,966.22

Finding the Fourth Proportional to 108,847,330, 163,210,765.02 and 43,201,966.22

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Solution

The fourth proportional to 108,847,330, 163,210,765.02 and 43,201,966.22 is: 64,779,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,847,330 : 163,210,765.02 = 43,201,966.22 : x
  2. Step 2: Convert to fraction form
    108,847,330/163,210,765.02 = 43,201,966.22/x
  3. Step 3: Cross multiply
    108,847,330x = 163,210,765.02 × 43,201,966.22
  4. Step 4: Simplify right side
    108,847,330x = 7,051,025,957,134,398
  5. Step 5: Solve for x
    x = 7,051,025,957,134,398/108,847,330
  6. Step 6: Final answer
    x = 64,779,043.80

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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.