Home / 93,147,555.20-139,721,332.80-89,216,009.60

Finding the Fourth Proportional to 93,147,555.20, 139,721,332.80 and 89,216,009.60

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Solution

The fourth proportional to 93,147,555.20, 139,721,332.80 and 89,216,009.60 is: 133,824,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,147,555.20 : 139,721,332.80 = 89,216,009.60 : x
  2. Step 2: Convert to fraction form
    93,147,555.20/139,721,332.80 = 89,216,009.60/x
  3. Step 3: Cross multiply
    93,147,555.20x = 139,721,332.80 × 89,216,009.60
  4. Step 4: Simplify right side
    93,147,555.20x = 12,465,379,768,409,596
  5. Step 5: Solve for x
    x = 12,465,379,768,409,596/93,147,555.20
  6. Step 6: Final answer
    x = 133,824,014.40

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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.