Home / 19,254,263,319.72-26,561,104,488.90-12,575,169,518.76

Finding the Fourth Proportional to 19,254,263,319.72, 26,561,104,488.90 and 12,575,169,518.76

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Solution

The fourth proportional to 19,254,263,319.72, 26,561,104,488.90 and 12,575,169,518.76 is: 17,347,347,234.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254,263,319.72 : 26,561,104,488.90 = 12,575,169,518.76 : x
  2. Step 2: Convert to fraction form
    19,254,263,319.72/26,561,104,488.90 = 12,575,169,518.76/x
  3. Step 3: Cross multiply
    19,254,263,319.72x = 26,561,104,488.90 × 12,575,169,518.76
  4. Step 4: Simplify right side
    19,254,263,319.72x = 334,010,391,553,414,725,632
  5. Step 5: Solve for x
    x = 334,010,391,553,414,725,632/19,254,263,319.72
  6. Step 6: Final answer
    x = 17,347,347,234.59

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Double scale
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1.5x scale

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.