Home / 1,239,798,966.48-1,710,922,420.22-682,882,013.61

Finding the Fourth Proportional to 1,239,798,966.48, 1,710,922,420.22 and 682,882,013.61

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Solution

The fourth proportional to 1,239,798,966.48, 1,710,922,420.22 and 682,882,013.61 is: 942,377,094.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,798,966.48 : 1,710,922,420.22 = 682,882,013.61 : x
  2. Step 2: Convert to fraction form
    1,239,798,966.48/1,710,922,420.22 = 682,882,013.61/x
  3. Step 3: Cross multiply
    1,239,798,966.48x = 1,710,922,420.22 × 682,882,013.61
  4. Step 4: Simplify right side
    1,239,798,966.48x = 1,168,358,147,446,913,792
  5. Step 5: Solve for x
    x = 1,168,358,147,446,913,792/1,239,798,966.48
  6. Step 6: Final answer
    x = 942,377,094.22

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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.