Home / 750,168,605.07-1,035,218,973.06-415,639,907.33

Finding the Fourth Proportional to 750,168,605.07, 1,035,218,973.06 and 415,639,907.33

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Solution

The fourth proportional to 750,168,605.07, 1,035,218,973.06 and 415,639,907.33 is: 573,575,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,168,605.07 : 1,035,218,973.06 = 415,639,907.33 : x
  2. Step 2: Convert to fraction form
    750,168,605.07/1,035,218,973.06 = 415,639,907.33/x
  3. Step 3: Cross multiply
    750,168,605.07x = 1,035,218,973.06 × 415,639,907.33
  4. Step 4: Simplify right side
    750,168,605.07x = 430,278,318,023,740,032
  5. Step 5: Solve for x
    x = 430,278,318,023,740,032/750,168,605.07
  6. Step 6: Final answer
    x = 573,575,480.39

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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.