Home / 451,710,124.05-623,008,528.47-326,731,144.08

Finding the Fourth Proportional to 451,710,124.05, 623,008,528.47 and 326,731,144.08

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Solution

The fourth proportional to 451,710,124.05, 623,008,528.47 and 326,731,144.08 is: 450,634,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,710,124.05 : 623,008,528.47 = 326,731,144.08 : x
  2. Step 2: Convert to fraction form
    451,710,124.05/623,008,528.47 = 326,731,144.08/x
  3. Step 3: Cross multiply
    451,710,124.05x = 623,008,528.47 × 326,731,144.08
  4. Step 4: Simplify right side
    451,710,124.05x = 203,556,289,278,600,352
  5. Step 5: Solve for x
    x = 203,556,289,278,600,352/451,710,124.05
  6. Step 6: Final answer
    x = 450,634,773.15

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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.