Home / 105,587,594,575.16-145,713,642,102.88-57,418,455,034.50

Finding the Fourth Proportional to 105,587,594,575.16, 145,713,642,102.88 and 57,418,455,034.50

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Solution

The fourth proportional to 105,587,594,575.16, 145,713,642,102.88 and 57,418,455,034.50 is: 79,238,969,697.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,587,594,575.16 : 145,713,642,102.88 = 57,418,455,034.50 : x
  2. Step 2: Convert to fraction form
    105,587,594,575.16/145,713,642,102.88 = 57,418,455,034.50/x
  3. Step 3: Cross multiply
    105,587,594,575.16x = 145,713,642,102.88 × 57,418,455,034.50
  4. Step 4: Simplify right side
    105,587,594,575.16x = 8,366,652,206,997,441,609,728
  5. Step 5: Solve for x
    x = 8,366,652,206,997,441,609,728/105,587,594,575.16
  6. Step 6: Final answer
    x = 79,238,969,697.73

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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.