Home / 1,918,585,536.80-2,878,152,831.39-590,725,927.77

Finding the Fourth Proportional to 1,918,585,536.80, 2,878,152,831.39 and 590,725,927.77

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Solution

The fourth proportional to 1,918,585,536.80, 2,878,152,831.39 and 590,725,927.77 is: 886,173,417.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,585,536.80 : 2,878,152,831.39 = 590,725,927.77 : x
  2. Step 2: Convert to fraction form
    1,918,585,536.80/2,878,152,831.39 = 590,725,927.77/x
  3. Step 3: Cross multiply
    1,918,585,536.80x = 2,878,152,831.39 × 590,725,927.77
  4. Step 4: Simplify right side
    1,918,585,536.80x = 1,700,199,501,586,710,016
  5. Step 5: Solve for x
    x = 1,700,199,501,586,710,016/1,918,585,536.80
  6. Step 6: Final answer
    x = 886,173,417.33

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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.