Home / 598,771,322.40-898,156,983.60-339,886,509.60

Finding the Fourth Proportional to 598,771,322.40, 898,156,983.60 and 339,886,509.60

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Solution

The fourth proportional to 598,771,322.40, 898,156,983.60 and 339,886,509.60 is: 509,829,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,771,322.40 : 898,156,983.60 = 339,886,509.60 : x
  2. Step 2: Convert to fraction form
    598,771,322.40/898,156,983.60 = 339,886,509.60/x
  3. Step 3: Cross multiply
    598,771,322.40x = 898,156,983.60 × 339,886,509.60
  4. Step 4: Simplify right side
    598,771,322.40x = 305,271,442,228,668,480
  5. Step 5: Solve for x
    x = 305,271,442,228,668,480/598,771,322.40
  6. Step 6: Final answer
    x = 509,829,764.40

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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.