Home / 93,258,342.20-139,898,010.90-28,561,633.40

Finding the Fourth Proportional to 93,258,342.20, 139,898,010.90 and 28,561,633.40

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Solution

The fourth proportional to 93,258,342.20, 139,898,010.90 and 28,561,633.40 is: 42,845,665.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,258,342.20 : 139,898,010.90 = 28,561,633.40 : x
  2. Step 2: Convert to fraction form
    93,258,342.20/139,898,010.90 = 28,561,633.40/x
  3. Step 3: Cross multiply
    93,258,342.20x = 139,898,010.90 × 28,561,633.40
  4. Step 4: Simplify right side
    93,258,342.20x = 3,995,715,700,715,004
  5. Step 5: Solve for x
    x = 3,995,715,700,715,004/93,258,342.20
  6. Step 6: Final answer
    x = 42,845,665.13

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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.