Home / 93,175,972.86-128,588,595.36-51,359,943.87

Finding the Fourth Proportional to 93,175,972.86, 128,588,595.36 and 51,359,943.87

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Solution

The fourth proportional to 93,175,972.86, 128,588,595.36 and 51,359,943.87 is: 70,879,893.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,175,972.86 : 128,588,595.36 = 51,359,943.87 : x
  2. Step 2: Convert to fraction form
    93,175,972.86/128,588,595.36 = 51,359,943.87/x
  3. Step 3: Cross multiply
    93,175,972.86x = 128,588,595.36 × 51,359,943.87
  4. Step 4: Simplify right side
    93,175,972.86x = 6,604,303,040,011,742
  5. Step 5: Solve for x
    x = 6,604,303,040,011,742/93,175,972.86
  6. Step 6: Final answer
    x = 70,879,893.57

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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.