Home / 860,773,367.07-1,289,814,840.53-598,969,431.63

Finding the Fourth Proportional to 860,773,367.07, 1,289,814,840.53 and 598,969,431.63

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Solution

The fourth proportional to 860,773,367.07, 1,289,814,840.53 and 598,969,431.63 is: 897,518,082.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,773,367.07 : 1,289,814,840.53 = 598,969,431.63 : x
  2. Step 2: Convert to fraction form
    860,773,367.07/1,289,814,840.53 = 598,969,431.63/x
  3. Step 3: Cross multiply
    860,773,367.07x = 1,289,814,840.53 × 598,969,431.63
  4. Step 4: Simplify right side
    860,773,367.07x = 772,559,661,937,198,336
  5. Step 5: Solve for x
    x = 772,559,661,937,198,336/860,773,367.07
  6. Step 6: Final answer
    x = 897,518,082.57

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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.