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Finding the Fourth Proportional to 360,541,978.20, 540,812,967.30 and 235,706,487.30

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Solution

The fourth proportional to 360,541,978.20, 540,812,967.30 and 235,706,487.30 is: 353,559,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,541,978.20 : 540,812,967.30 = 235,706,487.30 : x
  2. Step 2: Convert to fraction form
    360,541,978.20/540,812,967.30 = 235,706,487.30/x
  3. Step 3: Cross multiply
    360,541,978.20x = 540,812,967.30 × 235,706,487.30
  4. Step 4: Simplify right side
    360,541,978.20x = 127,473,124,808,572,768
  5. Step 5: Solve for x
    x = 127,473,124,808,572,768/360,541,978.20
  6. Step 6: Final answer
    x = 353,559,730.95

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Why These Related Problems?

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