Home / 93,346,746.66-128,815,134.21-51,529,914.45

Finding the Fourth Proportional to 93,346,746.66, 128,815,134.21 and 51,529,914.45

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Solution

The fourth proportional to 93,346,746.66, 128,815,134.21 and 51,529,914.45 is: 71,109,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,346,746.66 : 128,815,134.21 = 51,529,914.45 : x
  2. Step 2: Convert to fraction form
    93,346,746.66/128,815,134.21 = 51,529,914.45/x
  3. Step 3: Cross multiply
    93,346,746.66x = 128,815,134.21 × 51,529,914.45
  4. Step 4: Simplify right side
    93,346,746.66x = 6,637,832,845,706,568
  5. Step 5: Solve for x
    x = 6,637,832,845,706,568/93,346,746.66
  6. Step 6: Final answer
    x = 71,109,418.20

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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.