Home / 375,828,696,972.15-518,643,573,059.80-204,551,856,526.37

Finding the Fourth Proportional to 375,828,696,972.15, 518,643,573,059.80 and 204,551,856,526.37

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Solution

The fourth proportional to 375,828,696,972.15, 518,643,573,059.80 and 204,551,856,526.37 is: 282,281,546,352.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,828,696,972.15 : 518,643,573,059.80 = 204,551,856,526.37 : x
  2. Step 2: Convert to fraction form
    375,828,696,972.15/518,643,573,059.80 = 204,551,856,526.37/x
  3. Step 3: Cross multiply
    375,828,696,972.15x = 518,643,573,059.80 × 204,551,856,526.37
  4. Step 4: Simplify right side
    375,828,696,972.15x = 106,089,505,744,852,109,754,368
  5. Step 5: Solve for x
    x = 106,089,505,744,852,109,754,368/375,828,696,972.15
  6. Step 6: Final answer
    x = 282,281,546,352.26

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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.