Home / 688,200,964,606.76-1,032,125,368,978.60-204,041,971,558.12

Finding the Fourth Proportional to 688,200,964,606.76, 1,032,125,368,978.60 and 204,041,971,558.12

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Solution

The fourth proportional to 688,200,964,606.76, 1,032,125,368,978.60 and 204,041,971,558.12 is: 306,010,752,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,200,964,606.76 : 1,032,125,368,978.60 = 204,041,971,558.12 : x
  2. Step 2: Convert to fraction form
    688,200,964,606.76/1,032,125,368,978.60 = 204,041,971,558.12/x
  3. Step 3: Cross multiply
    688,200,964,606.76x = 1,032,125,368,978.60 × 204,041,971,558.12
  4. Step 4: Simplify right side
    688,200,964,606.76x = 210,596,895,181,545,616,179,200
  5. Step 5: Solve for x
    x = 210,596,895,181,545,616,179,200/688,200,964,606.76
  6. Step 6: Final answer
    x = 306,010,752,690.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.