Home / 93,159,459.83-128,560,581.20-54,024,472.64

Finding the Fourth Proportional to 93,159,459.83, 128,560,581.20 and 54,024,472.64

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Solution

The fourth proportional to 93,159,459.83, 128,560,581.20 and 54,024,472.64 is: 74,554,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,159,459.83 : 128,560,581.20 = 54,024,472.64 : x
  2. Step 2: Convert to fraction form
    93,159,459.83/128,560,581.20 = 54,024,472.64/x
  3. Step 3: Cross multiply
    93,159,459.83x = 128,560,581.20 × 54,024,472.64
  4. Step 4: Simplify right side
    93,159,459.83x = 6,945,417,601,621,899
  5. Step 5: Solve for x
    x = 6,945,417,601,621,899/93,159,459.83
  6. Step 6: Final answer
    x = 74,554,077.65

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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.