Home / 353,435,172,106.28-487,742,027,059.04-199,112,703,302.82

Finding the Fourth Proportional to 353,435,172,106.28, 487,742,027,059.04 and 199,112,703,302.82

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Solution

The fourth proportional to 353,435,172,106.28, 487,742,027,059.04 and 199,112,703,302.82 is: 274,776,369,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,435,172,106.28 : 487,742,027,059.04 = 199,112,703,302.82 : x
  2. Step 2: Convert to fraction form
    353,435,172,106.28/487,742,027,059.04 = 199,112,703,302.82/x
  3. Step 3: Cross multiply
    353,435,172,106.28x = 487,742,027,059.04 × 199,112,703,302.82
  4. Step 4: Simplify right side
    353,435,172,106.28x = 97,115,633,522,122,642,423,808
  5. Step 5: Solve for x
    x = 97,115,633,522,122,642,423,808/353,435,172,106.28
  6. Step 6: Final answer
    x = 274,776,369,718.29

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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.