Home / 939,818,608.10-1,295,653,732.06-749,724,820.76

Finding the Fourth Proportional to 939,818,608.10, 1,295,653,732.06 and 749,724,820.76

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Solution

The fourth proportional to 939,818,608.10, 1,295,653,732.06 and 749,724,820.76 is: 1,033,586,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,818,608.10 : 1,295,653,732.06 = 749,724,820.76 : x
  2. Step 2: Convert to fraction form
    939,818,608.10/1,295,653,732.06 = 749,724,820.76/x
  3. Step 3: Cross multiply
    939,818,608.10x = 1,295,653,732.06 × 749,724,820.76
  4. Step 4: Simplify right side
    939,818,608.10x = 971,383,762,026,828,160
  5. Step 5: Solve for x
    x = 971,383,762,026,828,160/939,818,608.10
  6. Step 6: Final answer
    x = 1,033,586,432.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.