Home / 298,758,820,552.02-412,297,006,123.90-163,424,903,957.46

Finding the Fourth Proportional to 298,758,820,552.02, 412,297,006,123.90 and 163,424,903,957.46

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Solution

The fourth proportional to 298,758,820,552.02, 412,297,006,123.90 and 163,424,903,957.46 is: 225,531,746,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,758,820,552.02 : 412,297,006,123.90 = 163,424,903,957.46 : x
  2. Step 2: Convert to fraction form
    298,758,820,552.02/412,297,006,123.90 = 163,424,903,957.46/x
  3. Step 3: Cross multiply
    298,758,820,552.02x = 412,297,006,123.90 × 163,424,903,957.46
  4. Step 4: Simplify right side
    298,758,820,552.02x = 67,379,598,627,746,655,240,192
  5. Step 5: Solve for x
    x = 67,379,598,627,746,655,240,192/298,758,820,552.02
  6. Step 6: Final answer
    x = 225,531,746,655.21

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1.5x scale

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.