Home / 836,767,627.53-1,152,110,841.60-711,054,668.49

Finding the Fourth Proportional to 836,767,627.53, 1,152,110,841.60 and 711,054,668.49

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Solution

The fourth proportional to 836,767,627.53, 1,152,110,841.60 and 711,054,668.49 is: 979,021,852.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,767,627.53 : 1,152,110,841.60 = 711,054,668.49 : x
  2. Step 2: Convert to fraction form
    836,767,627.53/1,152,110,841.60 = 711,054,668.49/x
  3. Step 3: Cross multiply
    836,767,627.53x = 1,152,110,841.60 × 711,054,668.49
  4. Step 4: Simplify right side
    836,767,627.53x = 819,213,792,537,622,784
  5. Step 5: Solve for x
    x = 819,213,792,537,622,784/836,767,627.53
  6. Step 6: Final answer
    x = 979,021,852.17

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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.