Home / 647,732,136,598.40-893,898,446,659.20-358,700,395,986.95

Finding the Fourth Proportional to 647,732,136,598.40, 893,898,446,659.20 and 358,700,395,986.95

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Solution

The fourth proportional to 647,732,136,598.40, 893,898,446,659.20 and 358,700,395,986.95 is: 495,022,106,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,732,136,598.40 : 893,898,446,659.20 = 358,700,395,986.95 : x
  2. Step 2: Convert to fraction form
    647,732,136,598.40/893,898,446,659.20 = 358,700,395,986.95/x
  3. Step 3: Cross multiply
    647,732,136,598.40x = 893,898,446,659.20 × 358,700,395,986.95
  4. Step 4: Simplify right side
    647,732,136,598.40x = 320,641,726,788,774,563,676,160
  5. Step 5: Solve for x
    x = 320,641,726,788,774,563,676,160/647,732,136,598.40
  6. Step 6: Final answer
    x = 495,022,106,626.73

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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.