Home / 402,947,401.60-604,421,102.40-130,345,724.80

Finding the Fourth Proportional to 402,947,401.60, 604,421,102.40 and 130,345,724.80

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Solution

The fourth proportional to 402,947,401.60, 604,421,102.40 and 130,345,724.80 is: 195,518,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,947,401.60 : 604,421,102.40 = 130,345,724.80 : x
  2. Step 2: Convert to fraction form
    402,947,401.60/604,421,102.40 = 130,345,724.80/x
  3. Step 3: Cross multiply
    402,947,401.60x = 604,421,102.40 × 130,345,724.80
  4. Step 4: Simplify right side
    402,947,401.60x = 78,783,706,676,743,008
  5. Step 5: Solve for x
    x = 78,783,706,676,743,008/402,947,401.60
  6. Step 6: Final answer
    x = 195,518,587.20

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