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Finding the Fourth Proportional to 93,312,043.30, 130,771,229.90 and 93,312,043.30

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Solution

The fourth proportional to 93,312,043.30, 130,771,229.90 and 93,312,043.30 is: 130,771,229.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,043.30 : 130,771,229.90 = 93,312,043.30 : x
  2. Step 2: Convert to fraction form
    93,312,043.30/130,771,229.90 = 93,312,043.30/x
  3. Step 3: Cross multiply
    93,312,043.30x = 130,771,229.90 × 93,312,043.30
  4. Step 4: Simplify right side
    93,312,043.30x = 12,202,530,666,823,054
  5. Step 5: Solve for x
    x = 12,202,530,666,823,054/93,312,043.30
  6. Step 6: Final answer
    x = 130,771,229.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.