Home / 2,188,421,159.80-3,019,985,146.86-1,184,830,703.56

Finding the Fourth Proportional to 2,188,421,159.80, 3,019,985,146.86 and 1,184,830,703.56

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Solution

The fourth proportional to 2,188,421,159.80, 3,019,985,146.86 and 1,184,830,703.56 is: 1,635,046,851.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,421,159.80 : 3,019,985,146.86 = 1,184,830,703.56 : x
  2. Step 2: Convert to fraction form
    2,188,421,159.80/3,019,985,146.86 = 1,184,830,703.56/x
  3. Step 3: Cross multiply
    2,188,421,159.80x = 3,019,985,146.86 × 1,184,830,703.56
  4. Step 4: Simplify right side
    2,188,421,159.80x = 3,578,171,126,294,883,840
  5. Step 5: Solve for x
    x = 3,578,171,126,294,883,840/2,188,421,159.80
  6. Step 6: Final answer
    x = 1,635,046,851.14

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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.