Home / 105,789,326.64-145,984,356.72-58,749,386.64

Finding the Fourth Proportional to 105,789,326.64, 145,984,356.72 and 58,749,386.64

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Solution

The fourth proportional to 105,789,326.64, 145,984,356.72 and 58,749,386.64 is: 81,071,424.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,789,326.64 : 145,984,356.72 = 58,749,386.64 : x
  2. Step 2: Convert to fraction form
    105,789,326.64/145,984,356.72 = 58,749,386.64/x
  3. Step 3: Cross multiply
    105,789,326.64x = 145,984,356.72 × 58,749,386.64
  4. Step 4: Simplify right side
    105,789,326.64x = 8,576,491,416,334,962
  5. Step 5: Solve for x
    x = 8,576,491,416,334,962/105,789,326.64
  6. Step 6: Final answer
    x = 81,071,424.58

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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.