Home / 93,312,004.30-139,968,006.45-79,707,114.70

Finding the Fourth Proportional to 93,312,004.30, 139,968,006.45 and 79,707,114.70

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Solution

The fourth proportional to 93,312,004.30, 139,968,006.45 and 79,707,114.70 is: 119,560,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,004.30 : 139,968,006.45 = 79,707,114.70 : x
  2. Step 2: Convert to fraction form
    93,312,004.30/139,968,006.45 = 79,707,114.70/x
  3. Step 3: Cross multiply
    93,312,004.30x = 139,968,006.45 × 79,707,114.70
  4. Step 4: Simplify right side
    93,312,004.30x = 11,156,445,944,440,490
  5. Step 5: Solve for x
    x = 11,156,445,944,440,490/93,312,004.30
  6. Step 6: Final answer
    x = 119,560,672.05

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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.