Home / 234,238,607.89-351,287,089.93-70,432,880.61

Finding the Fourth Proportional to 234,238,607.89, 351,287,089.93 and 70,432,880.61

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Solution

The fourth proportional to 234,238,607.89, 351,287,089.93 and 70,432,880.61 is: 105,628,025.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,238,607.89 : 351,287,089.93 = 70,432,880.61 : x
  2. Step 2: Convert to fraction form
    234,238,607.89/351,287,089.93 = 70,432,880.61/x
  3. Step 3: Cross multiply
    234,238,607.89x = 351,287,089.93 × 70,432,880.61
  4. Step 4: Simplify right side
    234,238,607.89x = 24,742,161,664,874,024
  5. Step 5: Solve for x
    x = 24,742,161,664,874,024/234,238,607.89
  6. Step 6: Final answer
    x = 105,628,025.58

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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.