Home / 93,312,898.30-139,969,347.45-84,952,143.10

Finding the Fourth Proportional to 93,312,898.30, 139,969,347.45 and 84,952,143.10

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Solution

The fourth proportional to 93,312,898.30, 139,969,347.45 and 84,952,143.10 is: 127,428,214.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,898.30 : 139,969,347.45 = 84,952,143.10 : x
  2. Step 2: Convert to fraction form
    93,312,898.30/139,969,347.45 = 84,952,143.10/x
  3. Step 3: Cross multiply
    93,312,898.30x = 139,969,347.45 × 84,952,143.10
  4. Step 4: Simplify right side
    93,312,898.30x = 11,890,696,034,186,018
  5. Step 5: Solve for x
    x = 11,890,696,034,186,018/93,312,898.30
  6. Step 6: Final answer
    x = 127,428,214.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.