Home / 93,312,472.65-139,968,708.98-86,510,027.85

Finding the Fourth Proportional to 93,312,472.65, 139,968,708.98 and 86,510,027.85

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Solution

The fourth proportional to 93,312,472.65, 139,968,708.98 and 86,510,027.85 is: 129,765,041.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,472.65 : 139,968,708.98 = 86,510,027.85 : x
  2. Step 2: Convert to fraction form
    93,312,472.65/139,968,708.98 = 86,510,027.85/x
  3. Step 3: Cross multiply
    93,312,472.65x = 139,968,708.98 × 86,510,027.85
  4. Step 4: Simplify right side
    93,312,472.65x = 12,108,696,911,555,794
  5. Step 5: Solve for x
    x = 12,108,696,911,555,794/93,312,472.65
  6. Step 6: Final answer
    x = 129,765,041.78

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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.