Home / 3,637,872,443.20-5,456,808,664.80-1,984,878,356.80

Finding the Fourth Proportional to 3,637,872,443.20, 5,456,808,664.80 and 1,984,878,356.80

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Solution

The fourth proportional to 3,637,872,443.20, 5,456,808,664.80 and 1,984,878,356.80 is: 2,977,317,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637,872,443.20 : 5,456,808,664.80 = 1,984,878,356.80 : x
  2. Step 2: Convert to fraction form
    3,637,872,443.20/5,456,808,664.80 = 1,984,878,356.80/x
  3. Step 3: Cross multiply
    3,637,872,443.20x = 5,456,808,664.80 × 1,984,878,356.80
  4. Step 4: Simplify right side
    3,637,872,443.20x = 10,831,101,415,960,225,792
  5. Step 5: Solve for x
    x = 10,831,101,415,960,225,792/3,637,872,443.20
  6. Step 6: Final answer
    x = 2,977,317,535.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.