Home / 1,535,365,064,520-2,118,870,392,067.80-850,252,790,478.05

Finding the Fourth Proportional to 1,535,365,064,520, 2,118,870,392,067.80 and 850,252,790,478.05

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Solution

The fourth proportional to 1,535,365,064,520, 2,118,870,392,067.80 and 850,252,790,478.05 is: 1,173,385,734,213.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,365,064,520 : 2,118,870,392,067.80 = 850,252,790,478.05 : x
  2. Step 2: Convert to fraction form
    1,535,365,064,520/2,118,870,392,067.80 = 850,252,790,478.05/x
  3. Step 3: Cross multiply
    1,535,365,064,520x = 2,118,870,392,067.80 × 850,252,790,478.05
  4. Step 4: Simplify right side
    1,535,365,064,520x = 1,801,575,463,516,966,955,778,048
  5. Step 5: Solve for x
    x = 1,801,575,463,516,966,955,778,048/1,535,365,064,520
  6. Step 6: Final answer
    x = 1,173,385,734,213.12

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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.