Home / 108,348,525.12-149,525,275.68-59,457,702.72

Finding the Fourth Proportional to 108,348,525.12, 149,525,275.68 and 59,457,702.72

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Solution

The fourth proportional to 108,348,525.12, 149,525,275.68 and 59,457,702.72 is: 82,053,995.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,348,525.12 : 149,525,275.68 = 59,457,702.72 : x
  2. Step 2: Convert to fraction form
    108,348,525.12/149,525,275.68 = 59,457,702.72/x
  3. Step 3: Cross multiply
    108,348,525.12x = 149,525,275.68 × 59,457,702.72
  4. Step 4: Simplify right side
    108,348,525.12x = 8,890,429,390,507,486
  5. Step 5: Solve for x
    x = 8,890,429,390,507,486/108,348,525.12
  6. Step 6: Final answer
    x = 82,053,995.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.