Home / 841,835,851.80-1,262,110,066.44-509,770,590.87

Finding the Fourth Proportional to 841,835,851.80, 1,262,110,066.44 and 509,770,590.87

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Solution

The fourth proportional to 841,835,851.80, 1,262,110,066.44 and 509,770,590.87 is: 764,266,089.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,835,851.80 : 1,262,110,066.44 = 509,770,590.87 : x
  2. Step 2: Convert to fraction form
    841,835,851.80/1,262,110,066.44 = 509,770,590.87/x
  3. Step 3: Cross multiply
    841,835,851.80x = 1,262,110,066.44 × 509,770,590.87
  4. Step 4: Simplify right side
    841,835,851.80x = 643,386,594,312,093,824
  5. Step 5: Solve for x
    x = 643,386,594,312,093,824/841,835,851.80
  6. Step 6: Final answer
    x = 764,266,089.33

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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.