Home / 313,291,623.52-469,885,312.16-94,890,039.68

Finding the Fourth Proportional to 313,291,623.52, 469,885,312.16 and 94,890,039.68

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Solution

The fourth proportional to 313,291,623.52, 469,885,312.16 and 94,890,039.68 is: 142,319,272.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,291,623.52 : 469,885,312.16 = 94,890,039.68 : x
  2. Step 2: Convert to fraction form
    313,291,623.52/469,885,312.16 = 94,890,039.68/x
  3. Step 3: Cross multiply
    313,291,623.52x = 469,885,312.16 × 94,890,039.68
  4. Step 4: Simplify right side
    313,291,623.52x = 44,587,435,915,911,592
  5. Step 5: Solve for x
    x = 44,587,435,915,911,592/313,291,623.52
  6. Step 6: Final answer
    x = 142,319,272.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.