Home / 996,278,964,141.50-1,496,802,527,707.60-638,831,258,625.50

Finding the Fourth Proportional to 996,278,964,141.50, 1,496,802,527,707.60 and 638,831,258,625.50

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Solution

The fourth proportional to 996,278,964,141.50, 1,496,802,527,707.60 and 638,831,258,625.50 is: 959,775,602,120.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,278,964,141.50 : 1,496,802,527,707.60 = 638,831,258,625.50 : x
  2. Step 2: Convert to fraction form
    996,278,964,141.50/1,496,802,527,707.60 = 638,831,258,625.50/x
  3. Step 3: Cross multiply
    996,278,964,141.50x = 1,496,802,527,707.60 × 638,831,258,625.50
  4. Step 4: Simplify right side
    996,278,964,141.50x = 956,204,242,689,276,000,600,064
  5. Step 5: Solve for x
    x = 956,204,242,689,276,000,600,064/996,278,964,141.50
  6. Step 6: Final answer
    x = 959,775,602,120.88

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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.