Home / 258,756,145,083.02-388,142,124,815.28-88,773,349,724.31

Finding the Fourth Proportional to 258,756,145,083.02, 388,142,124,815.28 and 88,773,349,724.31

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Solution

The fourth proportional to 258,756,145,083.02, 388,142,124,815.28 and 88,773,349,724.31 is: 133,162,737,363.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,756,145,083.02 : 388,142,124,815.28 = 88,773,349,724.31 : x
  2. Step 2: Convert to fraction form
    258,756,145,083.02/388,142,124,815.28 = 88,773,349,724.31/x
  3. Step 3: Cross multiply
    258,756,145,083.02x = 388,142,124,815.28 × 88,773,349,724.31
  4. Step 4: Simplify right side
    258,756,145,083.02x = 34,456,676,588,961,692,385,280
  5. Step 5: Solve for x
    x = 34,456,676,588,961,692,385,280/258,756,145,083.02
  6. Step 6: Final answer
    x = 133,162,737,363.81

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1.5x scale

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.