Home / 38,920,572,414.51-58,374,959,861.42-10,592,711,392.78

Finding the Fourth Proportional to 38,920,572,414.51, 58,374,959,861.42 and 10,592,711,392.78

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Solution

The fourth proportional to 38,920,572,414.51, 58,374,959,861.42 and 10,592,711,392.78 is: 15,887,461,669.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,920,572,414.51 : 58,374,959,861.42 = 10,592,711,392.78 : x
  2. Step 2: Convert to fraction form
    38,920,572,414.51/58,374,959,861.42 = 10,592,711,392.78/x
  3. Step 3: Cross multiply
    38,920,572,414.51x = 58,374,959,861.42 × 10,592,711,392.78
  4. Step 4: Simplify right side
    38,920,572,414.51x = 618,349,102,376,846,884,864
  5. Step 5: Solve for x
    x = 618,349,102,376,846,884,864/38,920,572,414.51
  6. Step 6: Final answer
    x = 15,887,461,669.15

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1.5x scale

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.