Home / 162,678,123.66-224,494,994.81-88,338,020.16

Finding the Fourth Proportional to 162,678,123.66, 224,494,994.81 and 88,338,020.16

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Solution

The fourth proportional to 162,678,123.66, 224,494,994.81 and 88,338,020.16 is: 121,906,024.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,678,123.66 : 224,494,994.81 = 88,338,020.16 : x
  2. Step 2: Convert to fraction form
    162,678,123.66/224,494,994.81 = 88,338,020.16/x
  3. Step 3: Cross multiply
    162,678,123.66x = 224,494,994.81 × 88,338,020.16
  4. Step 4: Simplify right side
    162,678,123.66x = 19,831,443,376,903,184
  5. Step 5: Solve for x
    x = 19,831,443,376,903,184/162,678,123.66
  6. Step 6: Final answer
    x = 121,906,024.80

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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.