Home / 1,006,456,525.76-1,388,896,762.06-554,325,810.96

Finding the Fourth Proportional to 1,006,456,525.76, 1,388,896,762.06 and 554,325,810.96

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Solution

The fourth proportional to 1,006,456,525.76, 1,388,896,762.06 and 554,325,810.96 is: 764,962,325.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,456,525.76 : 1,388,896,762.06 = 554,325,810.96 : x
  2. Step 2: Convert to fraction form
    1,006,456,525.76/1,388,896,762.06 = 554,325,810.96/x
  3. Step 3: Cross multiply
    1,006,456,525.76x = 1,388,896,762.06 × 554,325,810.96
  4. Step 4: Simplify right side
    1,006,456,525.76x = 769,901,323,968,627,712
  5. Step 5: Solve for x
    x = 769,901,323,968,627,712/1,006,456,525.76
  6. Step 6: Final answer
    x = 764,962,325.01

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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.