Home / 1,236,672,495.86-1,706,600,084.22-708,138,633.96

Finding the Fourth Proportional to 1,236,672,495.86, 1,706,600,084.22 and 708,138,633.96

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Solution

The fourth proportional to 1,236,672,495.86, 1,706,600,084.22 and 708,138,633.96 is: 977,226,756.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,672,495.86 : 1,706,600,084.22 = 708,138,633.96 : x
  2. Step 2: Convert to fraction form
    1,236,672,495.86/1,706,600,084.22 = 708,138,633.96/x
  3. Step 3: Cross multiply
    1,236,672,495.86x = 1,706,600,084.22 × 708,138,633.96
  4. Step 4: Simplify right side
    1,236,672,495.86x = 1,208,509,452,355,571,712
  5. Step 5: Solve for x
    x = 1,208,509,452,355,571,712/1,236,672,495.86
  6. Step 6: Final answer
    x = 977,226,756.81

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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.