Home / 93,889,833.16-140,735,350-31,581,831.68

Finding the Fourth Proportional to 93,889,833.16, 140,735,350 and 31,581,831.68

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Solution

The fourth proportional to 93,889,833.16, 140,735,350 and 31,581,831.68 is: 47,339,312.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,889,833.16 : 140,735,350 = 31,581,831.68 : x
  2. Step 2: Convert to fraction form
    93,889,833.16/140,735,350 = 31,581,831.68/x
  3. Step 3: Cross multiply
    93,889,833.16x = 140,735,350 × 31,581,831.68
  4. Step 4: Simplify right side
    93,889,833.16x = 4,444,680,135,125,888
  5. Step 5: Solve for x
    x = 4,444,680,135,125,888/93,889,833.16
  6. Step 6: Final answer
    x = 47,339,312.31

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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.