Home / 461,063,973.80-636,266,381.51-249,371,040.80

Finding the Fourth Proportional to 461,063,973.80, 636,266,381.51 and 249,371,040.80

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Solution

The fourth proportional to 461,063,973.80, 636,266,381.51 and 249,371,040.80 is: 344,131,007.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,063,973.80 : 636,266,381.51 = 249,371,040.80 : x
  2. Step 2: Convert to fraction form
    461,063,973.80/636,266,381.51 = 249,371,040.80/x
  3. Step 3: Cross multiply
    461,063,973.80x = 636,266,381.51 × 249,371,040.80
  4. Step 4: Simplify right side
    461,063,973.80x = 158,666,409,781,951,712
  5. Step 5: Solve for x
    x = 158,666,409,781,951,712/461,063,973.80
  6. Step 6: Final answer
    x = 344,131,007.41

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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.