Home / 456,455,572,761.91-629,966,803,335.35-276,015,771,411.80

Finding the Fourth Proportional to 456,455,572,761.91, 629,966,803,335.35 and 276,015,771,411.80

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Solution

The fourth proportional to 456,455,572,761.91, 629,966,803,335.35 and 276,015,771,411.80 is: 380,936,905,062.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,455,572,761.91 : 629,966,803,335.35 = 276,015,771,411.80 : x
  2. Step 2: Convert to fraction form
    456,455,572,761.91/629,966,803,335.35 = 276,015,771,411.80/x
  3. Step 3: Cross multiply
    456,455,572,761.91x = 629,966,803,335.35 × 276,015,771,411.80
  4. Step 4: Simplify right side
    456,455,572,761.91x = 173,880,773,186,432,329,056,256
  5. Step 5: Solve for x
    x = 173,880,773,186,432,329,056,256/456,455,572,761.91
  6. Step 6: Final answer
    x = 380,936,905,062.46

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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.