Home / 354,294,332.10-531,441,498.15-352,141,996.05

Finding the Fourth Proportional to 354,294,332.10, 531,441,498.15 and 352,141,996.05

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Solution

The fourth proportional to 354,294,332.10, 531,441,498.15 and 352,141,996.05 is: 528,212,994.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,332.10 : 531,441,498.15 = 352,141,996.05 : x
  2. Step 2: Convert to fraction form
    354,294,332.10/531,441,498.15 = 352,141,996.05/x
  3. Step 3: Cross multiply
    354,294,332.10x = 531,441,498.15 × 352,141,996.05
  4. Step 4: Simplify right side
    354,294,332.10x = 187,142,869,942,343,392
  5. Step 5: Solve for x
    x = 187,142,869,942,343,392/354,294,332.10
  6. Step 6: Final answer
    x = 528,212,994.08

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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.