Home / 311,296,296.40-466,944,444.60-129,483,048.40

Finding the Fourth Proportional to 311,296,296.40, 466,944,444.60 and 129,483,048.40

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Solution

The fourth proportional to 311,296,296.40, 466,944,444.60 and 129,483,048.40 is: 194,224,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,296,296.40 : 466,944,444.60 = 129,483,048.40 : x
  2. Step 2: Convert to fraction form
    311,296,296.40/466,944,444.60 = 129,483,048.40/x
  3. Step 3: Cross multiply
    311,296,296.40x = 466,944,444.60 × 129,483,048.40
  4. Step 4: Simplify right side
    311,296,296.40x = 60,461,390,120,252,928
  5. Step 5: Solve for x
    x = 60,461,390,120,252,928/311,296,296.40
  6. Step 6: Final answer
    x = 194,224,572.60

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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.