Home / 1,383,142,686.22-1,908,782,433.66-756,596,776.06

Finding the Fourth Proportional to 1,383,142,686.22, 1,908,782,433.66 and 756,596,776.06

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Solution

The fourth proportional to 1,383,142,686.22, 1,908,782,433.66 and 756,596,776.06 is: 1,044,128,454.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,142,686.22 : 1,908,782,433.66 = 756,596,776.06 : x
  2. Step 2: Convert to fraction form
    1,383,142,686.22/1,908,782,433.66 = 756,596,776.06/x
  3. Step 3: Cross multiply
    1,383,142,686.22x = 1,908,782,433.66 × 756,596,776.06
  4. Step 4: Simplify right side
    1,383,142,686.22x = 1,444,178,635,507,116,800
  5. Step 5: Solve for x
    x = 1,444,178,635,507,116,800/1,383,142,686.22
  6. Step 6: Final answer
    x = 1,044,128,454.64

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1.5x scale

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.