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Finding the Fourth Proportional to 797,543,713.60, 1,118,173,630.40 and 797,543,713.60

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Solution

The fourth proportional to 797,543,713.60, 1,118,173,630.40 and 797,543,713.60 is: 1,118,173,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,543,713.60 : 1,118,173,630.40 = 797,543,713.60 : x
  2. Step 2: Convert to fraction form
    797,543,713.60/1,118,173,630.40 = 797,543,713.60/x
  3. Step 3: Cross multiply
    797,543,713.60x = 1,118,173,630.40 × 797,543,713.60
  4. Step 4: Simplify right side
    797,543,713.60x = 891,792,349,638,809,984
  5. Step 5: Solve for x
    x = 891,792,349,638,809,984/797,543,713.60
  6. Step 6: Final answer
    x = 1,118,173,630.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.