Home / 448,045,362.35-672,068,043.53-357,346,098.35

Finding the Fourth Proportional to 448,045,362.35, 672,068,043.53 and 357,346,098.35

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Solution

The fourth proportional to 448,045,362.35, 672,068,043.53 and 357,346,098.35 is: 536,019,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,045,362.35 : 672,068,043.53 = 357,346,098.35 : x
  2. Step 2: Convert to fraction form
    448,045,362.35/672,068,043.53 = 357,346,098.35/x
  3. Step 3: Cross multiply
    448,045,362.35x = 672,068,043.53 × 357,346,098.35
  4. Step 4: Simplify right side
    448,045,362.35x = 240,160,893,181,163,456
  5. Step 5: Solve for x
    x = 240,160,893,181,163,456/448,045,362.35
  6. Step 6: Final answer
    x = 536,019,147.53

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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.