Home / 486,047,973.88-670,747,897.56-263,029,599.64

Finding the Fourth Proportional to 486,047,973.88, 670,747,897.56 and 263,029,599.64

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Solution

The fourth proportional to 486,047,973.88, 670,747,897.56 and 263,029,599.64 is: 362,981,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,047,973.88 : 670,747,897.56 = 263,029,599.64 : x
  2. Step 2: Convert to fraction form
    486,047,973.88/670,747,897.56 = 263,029,599.64/x
  3. Step 3: Cross multiply
    486,047,973.88x = 670,747,897.56 × 263,029,599.64
  4. Step 4: Simplify right side
    486,047,973.88x = 176,426,550,954,578,496
  5. Step 5: Solve for x
    x = 176,426,550,954,578,496/486,047,973.88
  6. Step 6: Final answer
    x = 362,981,764.01

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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.