Home / 1,261,234,192.25-1,891,844,406.63-514,247,033.51

Finding the Fourth Proportional to 1,261,234,192.25, 1,891,844,406.63 and 514,247,033.51

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Solution

The fourth proportional to 1,261,234,192.25, 1,891,844,406.63 and 514,247,033.51 is: 771,367,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,234,192.25 : 1,891,844,406.63 = 514,247,033.51 : x
  2. Step 2: Convert to fraction form
    1,261,234,192.25/1,891,844,406.63 = 514,247,033.51/x
  3. Step 3: Cross multiply
    1,261,234,192.25x = 1,891,844,406.63 × 514,247,033.51
  4. Step 4: Simplify right side
    1,261,234,192.25x = 972,875,373,971,963,776
  5. Step 5: Solve for x
    x = 972,875,373,971,963,776/1,261,234,192.25
  6. Step 6: Final answer
    x = 771,367,744.35

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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.