Home / 116,495,359.20-174,743,038.80-109,315,000.80

Finding the Fourth Proportional to 116,495,359.20, 174,743,038.80 and 109,315,000.80

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Solution

The fourth proportional to 116,495,359.20, 174,743,038.80 and 109,315,000.80 is: 163,972,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,495,359.20 : 174,743,038.80 = 109,315,000.80 : x
  2. Step 2: Convert to fraction form
    116,495,359.20/174,743,038.80 = 109,315,000.80/x
  3. Step 3: Cross multiply
    116,495,359.20x = 174,743,038.80 × 109,315,000.80
  4. Step 4: Simplify right side
    116,495,359.20x = 19,102,035,426,216,432
  5. Step 5: Solve for x
    x = 19,102,035,426,216,432/116,495,359.20
  6. Step 6: Final answer
    x = 163,972,501.20

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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.