Home / 185,679,287,514.56-256,238,284,500.96-105,487,646,623.04

Finding the Fourth Proportional to 185,679,287,514.56, 256,238,284,500.96 and 105,487,646,623.04

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Solution

The fourth proportional to 185,679,287,514.56, 256,238,284,500.96 and 105,487,646,623.04 is: 145,573,445,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,679,287,514.56 : 256,238,284,500.96 = 105,487,646,623.04 : x
  2. Step 2: Convert to fraction form
    185,679,287,514.56/256,238,284,500.96 = 105,487,646,623.04/x
  3. Step 3: Cross multiply
    185,679,287,514.56x = 256,238,284,500.96 × 105,487,646,623.04
  4. Step 4: Simplify right side
    185,679,287,514.56x = 27,029,973,606,731,253,547,008
  5. Step 5: Solve for x
    x = 27,029,973,606,731,253,547,008/185,679,287,514.56
  6. Step 6: Final answer
    x = 145,573,445,312.86

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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.