Home / 1,574,642,659.80-2,361,963,989.70-483,984,010.20

Finding the Fourth Proportional to 1,574,642,659.80, 2,361,963,989.70 and 483,984,010.20

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Solution

The fourth proportional to 1,574,642,659.80, 2,361,963,989.70 and 483,984,010.20 is: 725,976,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,642,659.80 : 2,361,963,989.70 = 483,984,010.20 : x
  2. Step 2: Convert to fraction form
    1,574,642,659.80/2,361,963,989.70 = 483,984,010.20/x
  3. Step 3: Cross multiply
    1,574,642,659.80x = 2,361,963,989.70 × 483,984,010.20
  4. Step 4: Simplify right side
    1,574,642,659.80x = 1,143,152,803,682,997,376
  5. Step 5: Solve for x
    x = 1,143,152,803,682,997,376/1,574,642,659.80
  6. Step 6: Final answer
    x = 725,976,015.30

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Double scale
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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.