Home / 93,346,700.78-128,815,070.28-51,529,867.94

Finding the Fourth Proportional to 93,346,700.78, 128,815,070.28 and 51,529,867.94

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Solution

The fourth proportional to 93,346,700.78, 128,815,070.28 and 51,529,867.94 is: 71,109,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,346,700.78 : 128,815,070.28 = 51,529,867.94 : x
  2. Step 2: Convert to fraction form
    93,346,700.78/128,815,070.28 = 51,529,867.94/x
  3. Step 3: Cross multiply
    93,346,700.78x = 128,815,070.28 × 51,529,867.94
  4. Step 4: Simplify right side
    93,346,700.78x = 6,637,823,560,210,219
  5. Step 5: Solve for x
    x = 6,637,823,560,210,219/93,346,700.78
  6. Step 6: Final answer
    x = 71,109,353.68

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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.