Home / 954,555,828.80-1,316,540,783.54-620,136,100.63

Finding the Fourth Proportional to 954,555,828.80, 1,316,540,783.54 and 620,136,100.63

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Solution

The fourth proportional to 954,555,828.80, 1,316,540,783.54 and 620,136,100.63 is: 855,303,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,555,828.80 : 1,316,540,783.54 = 620,136,100.63 : x
  2. Step 2: Convert to fraction form
    954,555,828.80/1,316,540,783.54 = 620,136,100.63/x
  3. Step 3: Cross multiply
    954,555,828.80x = 1,316,540,783.54 × 620,136,100.63
  4. Step 4: Simplify right side
    954,555,828.80x = 816,434,467,824,583,808
  5. Step 5: Solve for x
    x = 816,434,467,824,583,808/954,555,828.80
  6. Step 6: Final answer
    x = 855,303,003.96

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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.