Home / 353,457,634.23-529,822,666.26-156,813,655.50

Finding the Fourth Proportional to 353,457,634.23, 529,822,666.26 and 156,813,655.50

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Solution

The fourth proportional to 353,457,634.23, 529,822,666.26 and 156,813,655.50 is: 235,059,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,457,634.23 : 529,822,666.26 = 156,813,655.50 : x
  2. Step 2: Convert to fraction form
    353,457,634.23/529,822,666.26 = 156,813,655.50/x
  3. Step 3: Cross multiply
    353,457,634.23x = 529,822,666.26 × 156,813,655.50
  4. Step 4: Simplify right side
    353,457,634.23x = 83,083,429,062,987,104
  5. Step 5: Solve for x
    x = 83,083,429,062,987,104/353,457,634.23
  6. Step 6: Final answer
    x = 235,059,087.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.