Home / 1,872,302,171-2,583,785,627.36-1,036,909,228.28

Finding the Fourth Proportional to 1,872,302,171, 2,583,785,627.36 and 1,036,909,228.28

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Solution

The fourth proportional to 1,872,302,171, 2,583,785,627.36 and 1,036,909,228.28 is: 1,430,939,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,302,171 : 2,583,785,627.36 = 1,036,909,228.28 : x
  2. Step 2: Convert to fraction form
    1,872,302,171/2,583,785,627.36 = 1,036,909,228.28/x
  3. Step 3: Cross multiply
    1,872,302,171x = 2,583,785,627.36 × 1,036,909,228.28
  4. Step 4: Simplify right side
    1,872,302,171x = 2,679,151,160,906,813,440
  5. Step 5: Solve for x
    x = 2,679,151,160,906,813,440/1,872,302,171
  6. Step 6: Final answer
    x = 1,430,939,515.22

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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.