Home / 885,808,708.40-1,328,706,064.20-230,758,468.40

Finding the Fourth Proportional to 885,808,708.40, 1,328,706,064.20 and 230,758,468.40

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Solution

The fourth proportional to 885,808,708.40, 1,328,706,064.20 and 230,758,468.40 is: 346,135,879.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,808,708.40 : 1,328,706,064.20 = 230,758,468.40 : x
  2. Step 2: Convert to fraction form
    885,808,708.40/1,328,706,064.20 = 230,758,468.40/x
  3. Step 3: Cross multiply
    885,808,708.40x = 1,328,706,064.20 × 230,758,468.40
  4. Step 4: Simplify right side
    885,808,708.40x = 306,610,176,328,584,064
  5. Step 5: Solve for x
    x = 306,610,176,328,584,064/885,808,708.40
  6. Step 6: Final answer
    x = 346,135,879.47

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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.