Home / 55,881,129,230.37-77,115,566,040.12-30,506,600,561.13

Finding the Fourth Proportional to 55,881,129,230.37, 77,115,566,040.12 and 30,506,600,561.13

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Solution

The fourth proportional to 55,881,129,230.37, 77,115,566,040.12 and 30,506,600,561.13 is: 42,098,894,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,881,129,230.37 : 77,115,566,040.12 = 30,506,600,561.13 : x
  2. Step 2: Convert to fraction form
    55,881,129,230.37/77,115,566,040.12 = 30,506,600,561.13/x
  3. Step 3: Cross multiply
    55,881,129,230.37x = 77,115,566,040.12 × 30,506,600,561.13
  4. Step 4: Simplify right side
    55,881,129,230.37x = 2,352,533,770,231,382,278,144
  5. Step 5: Solve for x
    x = 2,352,533,770,231,382,278,144/55,881,129,230.37
  6. Step 6: Final answer
    x = 42,098,894,611.33

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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.