Home / 26,139,025,606.40-39,208,538,409.60-6,509,720,830.40

Finding the Fourth Proportional to 26,139,025,606.40, 39,208,538,409.60 and 6,509,720,830.40

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Solution

The fourth proportional to 26,139,025,606.40, 39,208,538,409.60 and 6,509,720,830.40 is: 9,764,581,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139,025,606.40 : 39,208,538,409.60 = 6,509,720,830.40 : x
  2. Step 2: Convert to fraction form
    26,139,025,606.40/39,208,538,409.60 = 6,509,720,830.40/x
  3. Step 3: Cross multiply
    26,139,025,606.40x = 39,208,538,409.60 × 6,509,720,830.40
  4. Step 4: Simplify right side
    26,139,025,606.40x = 255,236,639,214,511,587,328
  5. Step 5: Solve for x
    x = 255,236,639,214,511,587,328/26,139,025,606.40
  6. Step 6: Final answer
    x = 9,764,581,245.60

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Double scale
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1.5x scale

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.