Home / 647,732,136,620.04-893,898,446,688.98-358,700,396,008.38

Finding the Fourth Proportional to 647,732,136,620.04, 893,898,446,688.98 and 358,700,396,008.38

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Solution

The fourth proportional to 647,732,136,620.04, 893,898,446,688.98 and 358,700,396,008.38 is: 495,022,106,656.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,732,136,620.04 : 893,898,446,688.98 = 358,700,396,008.38 : x
  2. Step 2: Convert to fraction form
    647,732,136,620.04/893,898,446,688.98 = 358,700,396,008.38/x
  3. Step 3: Cross multiply
    647,732,136,620.04x = 893,898,446,688.98 × 358,700,396,008.38
  4. Step 4: Simplify right side
    647,732,136,620.04x = 320,641,726,818,612,909,441,024
  5. Step 5: Solve for x
    x = 320,641,726,818,612,909,441,024/647,732,136,620.04
  6. Step 6: Final answer
    x = 495,022,106,656.26

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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.