Home / 522,421,280.34-783,745,294.59-158,906,188.50

Finding the Fourth Proportional to 522,421,280.34, 783,745,294.59 and 158,906,188.50

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Solution

The fourth proportional to 522,421,280.34, 783,745,294.59 and 158,906,188.50 is: 238,393,768.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,421,280.34 : 783,745,294.59 = 158,906,188.50 : x
  2. Step 2: Convert to fraction form
    522,421,280.34/783,745,294.59 = 158,906,188.50/x
  3. Step 3: Cross multiply
    522,421,280.34x = 783,745,294.59 × 158,906,188.50
  4. Step 4: Simplify right side
    522,421,280.34x = 124,541,977,518,106,576
  5. Step 5: Solve for x
    x = 124,541,977,518,106,576/522,421,280.34
  6. Step 6: Final answer
    x = 238,393,768.03

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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.