Home / 885,358,957.34-1,328,325,773.18-263,579,567.48

Finding the Fourth Proportional to 885,358,957.34, 1,328,325,773.18 and 263,579,567.48

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Solution

The fourth proportional to 885,358,957.34, 1,328,325,773.18 and 263,579,567.48 is: 395,454,894.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,358,957.34 : 1,328,325,773.18 = 263,579,567.48 : x
  2. Step 2: Convert to fraction form
    885,358,957.34/1,328,325,773.18 = 263,579,567.48/x
  3. Step 3: Cross multiply
    885,358,957.34x = 1,328,325,773.18 × 263,579,567.48
  4. Step 4: Simplify right side
    885,358,957.34x = 350,119,532,767,320,960
  5. Step 5: Solve for x
    x = 350,119,532,767,320,960/885,358,957.34
  6. Step 6: Final answer
    x = 395,454,894.16

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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.