Home / 108,932,736.30-163,210,147.65-70,574,505.90

Finding the Fourth Proportional to 108,932,736.30, 163,210,147.65 and 70,574,505.90

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Solution

The fourth proportional to 108,932,736.30, 163,210,147.65 and 70,574,505.90 is: 105,739,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,932,736.30 : 163,210,147.65 = 70,574,505.90 : x
  2. Step 2: Convert to fraction form
    108,932,736.30/163,210,147.65 = 70,574,505.90/x
  3. Step 3: Cross multiply
    108,932,736.30x = 163,210,147.65 × 70,574,505.90
  4. Step 4: Simplify right side
    108,932,736.30x = 11,518,475,528,264,798
  5. Step 5: Solve for x
    x = 11,518,475,528,264,798/108,932,736.30
  6. Step 6: Final answer
    x = 105,739,338.97

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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.