Home / 156,636,001.40-234,954,002.10-133,457,300.60

Finding the Fourth Proportional to 156,636,001.40, 234,954,002.10 and 133,457,300.60

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Solution

The fourth proportional to 156,636,001.40, 234,954,002.10 and 133,457,300.60 is: 200,185,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,636,001.40 : 234,954,002.10 = 133,457,300.60 : x
  2. Step 2: Convert to fraction form
    156,636,001.40/234,954,002.10 = 133,457,300.60/x
  3. Step 3: Cross multiply
    156,636,001.40x = 234,954,002.10 × 133,457,300.60
  4. Step 4: Simplify right side
    156,636,001.40x = 31,356,326,885,432,728
  5. Step 5: Solve for x
    x = 31,356,326,885,432,728/156,636,001.40
  6. Step 6: Final answer
    x = 200,185,950.90

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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.