Home / 93,310,030.80-139,965,046.20-47,393,528.40

Finding the Fourth Proportional to 93,310,030.80, 139,965,046.20 and 47,393,528.40

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Solution

The fourth proportional to 93,310,030.80, 139,965,046.20 and 47,393,528.40 is: 71,090,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,310,030.80 : 139,965,046.20 = 47,393,528.40 : x
  2. Step 2: Convert to fraction form
    93,310,030.80/139,965,046.20 = 47,393,528.40/x
  3. Step 3: Cross multiply
    93,310,030.80x = 139,965,046.20 × 47,393,528.40
  4. Step 4: Simplify right side
    93,310,030.80x = 6,633,437,392,087,011
  5. Step 5: Solve for x
    x = 6,633,437,392,087,011/93,310,030.80
  6. Step 6: Final answer
    x = 71,090,292.60

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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.