Home / 105,760,318.34-145,963,493.74-59,353,118.75

Finding the Fourth Proportional to 105,760,318.34, 145,963,493.74 and 59,353,118.75

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Solution

The fourth proportional to 105,760,318.34, 145,963,493.74 and 59,353,118.75 is: 81,915,303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,760,318.34 : 145,963,493.74 = 59,353,118.75 : x
  2. Step 2: Convert to fraction form
    105,760,318.34/145,963,493.74 = 59,353,118.75/x
  3. Step 3: Cross multiply
    105,760,318.34x = 145,963,493.74 × 59,353,118.75
  4. Step 4: Simplify right side
    105,760,318.34x = 8,663,388,577,554,202
  5. Step 5: Solve for x
    x = 8,663,388,577,554,202/105,760,318.34
  6. Step 6: Final answer
    x = 81,915,303.52

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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.