Home / 894,630,040.92-1,234,577,688.66-492,736,073.40

Finding the Fourth Proportional to 894,630,040.92, 1,234,577,688.66 and 492,736,073.40

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Solution

The fourth proportional to 894,630,040.92, 1,234,577,688.66 and 492,736,073.40 is: 679,969,299.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,630,040.92 : 1,234,577,688.66 = 492,736,073.40 : x
  2. Step 2: Convert to fraction form
    894,630,040.92/1,234,577,688.66 = 492,736,073.40/x
  3. Step 3: Cross multiply
    894,630,040.92x = 1,234,577,688.66 × 492,736,073.40
  4. Step 4: Simplify right side
    894,630,040.92x = 608,320,962,617,576,064
  5. Step 5: Solve for x
    x = 608,320,962,617,576,064/894,630,040.92
  6. Step 6: Final answer
    x = 679,969,299.93

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Double scale
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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.