Home / 14,918,460,582.48-20,587,370,872.95-8,144,279,161.62

Finding the Fourth Proportional to 14,918,460,582.48, 20,587,370,872.95 and 8,144,279,161.62

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Solution

The fourth proportional to 14,918,460,582.48, 20,587,370,872.95 and 8,144,279,161.62 is: 11,239,048,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,918,460,582.48 : 20,587,370,872.95 = 8,144,279,161.62 : x
  2. Step 2: Convert to fraction form
    14,918,460,582.48/20,587,370,872.95 = 8,144,279,161.62/x
  3. Step 3: Cross multiply
    14,918,460,582.48x = 20,587,370,872.95 × 8,144,279,161.62
  4. Step 4: Simplify right side
    14,918,460,582.48x = 167,669,295,593,033,072,640
  5. Step 5: Solve for x
    x = 167,669,295,593,033,072,640/14,918,460,582.48
  6. Step 6: Final answer
    x = 11,239,048,068.40

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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.