Home / 106,502,316,778.90-146,977,817,148.64-58,978,736,794.89

Finding the Fourth Proportional to 106,502,316,778.90, 146,977,817,148.64 and 58,978,736,794.89

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Solution

The fourth proportional to 106,502,316,778.90, 146,977,817,148.64 and 58,978,736,794.89 is: 81,393,215,232.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,502,316,778.90 : 146,977,817,148.64 = 58,978,736,794.89 : x
  2. Step 2: Convert to fraction form
    106,502,316,778.90/146,977,817,148.64 = 58,978,736,794.89/x
  3. Step 3: Cross multiply
    106,502,316,778.90x = 146,977,817,148.64 × 58,978,736,794.89
  4. Step 4: Simplify right side
    106,502,316,778.90x = 8,668,565,992,297,109,389,312
  5. Step 5: Solve for x
    x = 8,668,565,992,297,109,389,312/106,502,316,778.90
  6. Step 6: Final answer
    x = 81,393,215,232.05

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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.