Home / 93,151,359.96-128,549,754.51-51,336,930.85

Finding the Fourth Proportional to 93,151,359.96, 128,549,754.51 and 51,336,930.85

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Solution

The fourth proportional to 93,151,359.96, 128,549,754.51 and 51,336,930.85 is: 70,845,448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,151,359.96 : 128,549,754.51 = 51,336,930.85 : x
  2. Step 2: Convert to fraction form
    93,151,359.96/128,549,754.51 = 51,336,930.85/x
  3. Step 3: Cross multiply
    93,151,359.96x = 128,549,754.51 × 51,336,930.85
  4. Step 4: Simplify right side
    93,151,359.96x = 6,599,349,857,550,457
  5. Step 5: Solve for x
    x = 6,599,349,857,550,457/93,151,359.96
  6. Step 6: Final answer
    x = 70,845,448.32

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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.