Home / 105,587,588,742.36-145,713,634,048.44-57,418,449,190.52

Finding the Fourth Proportional to 105,587,588,742.36, 145,713,634,048.44 and 57,418,449,190.52

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Solution

The fourth proportional to 105,587,588,742.36, 145,713,634,048.44 and 57,418,449,190.52 is: 79,238,961,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,587,588,742.36 : 145,713,634,048.44 = 57,418,449,190.52 : x
  2. Step 2: Convert to fraction form
    105,587,588,742.36/145,713,634,048.44 = 57,418,449,190.52/x
  3. Step 3: Cross multiply
    105,587,588,742.36x = 145,713,634,048.44 × 57,418,449,190.52
  4. Step 4: Simplify right side
    105,587,588,742.36x = 8,366,650,892,975,648,800,768
  5. Step 5: Solve for x
    x = 8,366,650,892,975,648,800,768/105,587,588,742.36
  6. Step 6: Final answer
    x = 79,238,961,630.15

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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.