Home / 776,500,181.67-1,071,596,691.20-459,232,395.81

Finding the Fourth Proportional to 776,500,181.67, 1,071,596,691.20 and 459,232,395.81

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Solution

The fourth proportional to 776,500,181.67, 1,071,596,691.20 and 459,232,395.81 is: 633,756,343.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,500,181.67 : 1,071,596,691.20 = 459,232,395.81 : x
  2. Step 2: Convert to fraction form
    776,500,181.67/1,071,596,691.20 = 459,232,395.81/x
  3. Step 3: Cross multiply
    776,500,181.67x = 1,071,596,691.20 × 459,232,395.81
  4. Step 4: Simplify right side
    776,500,181.67x = 492,111,915,841,844,800
  5. Step 5: Solve for x
    x = 492,111,915,841,844,800/776,500,181.67
  6. Step 6: Final answer
    x = 633,756,343.47

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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.