Home / 956,991,709.02-1,320,894,278.07-623,295,771.69

Finding the Fourth Proportional to 956,991,709.02, 1,320,894,278.07 and 623,295,771.69

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Solution

The fourth proportional to 956,991,709.02, 1,320,894,278.07 and 623,295,771.69 is: 860,308,203.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,991,709.02 : 1,320,894,278.07 = 623,295,771.69 : x
  2. Step 2: Convert to fraction form
    956,991,709.02/1,320,894,278.07 = 623,295,771.69/x
  3. Step 3: Cross multiply
    956,991,709.02x = 1,320,894,278.07 × 623,295,771.69
  4. Step 4: Simplify right side
    956,991,709.02x = 823,307,818,370,546,176
  5. Step 5: Solve for x
    x = 823,307,818,370,546,176/956,991,709.02
  6. Step 6: Final answer
    x = 860,308,203.94

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Double scale
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1.5x scale

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.