Home / 559,641,272.80-839,218,108.16-297,268,407.84

Finding the Fourth Proportional to 559,641,272.80, 839,218,108.16 and 297,268,407.84

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Solution

The fourth proportional to 559,641,272.80, 839,218,108.16 and 297,268,407.84 is: 445,773,110.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,641,272.80 : 839,218,108.16 = 297,268,407.84 : x
  2. Step 2: Convert to fraction form
    559,641,272.80/839,218,108.16 = 297,268,407.84/x
  3. Step 3: Cross multiply
    559,641,272.80x = 839,218,108.16 × 297,268,407.84
  4. Step 4: Simplify right side
    559,641,272.80x = 249,473,030,843,220,096
  5. Step 5: Solve for x
    x = 249,473,030,843,220,096/559,641,272.80
  6. Step 6: Final answer
    x = 445,773,110.33

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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.