Home / 992,249,594.82-1,488,598,622.28-328,262,057.19

Finding the Fourth Proportional to 992,249,594.82, 1,488,598,622.28 and 328,262,057.19

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Solution

The fourth proportional to 992,249,594.82, 1,488,598,622.28 and 328,262,057.19 is: 492,467,266.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,249,594.82 : 1,488,598,622.28 = 328,262,057.19 : x
  2. Step 2: Convert to fraction form
    992,249,594.82/1,488,598,622.28 = 328,262,057.19/x
  3. Step 3: Cross multiply
    992,249,594.82x = 1,488,598,622.28 × 328,262,057.19
  4. Step 4: Simplify right side
    992,249,594.82x = 488,650,446,079,832,576
  5. Step 5: Solve for x
    x = 488,650,446,079,832,576/992,249,594.82
  6. Step 6: Final answer
    x = 492,467,266.94

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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.