Home / 113,569,688.80-170,354,533.20-83,336,600.80

Finding the Fourth Proportional to 113,569,688.80, 170,354,533.20 and 83,336,600.80

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Solution

The fourth proportional to 113,569,688.80, 170,354,533.20 and 83,336,600.80 is: 125,004,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,569,688.80 : 170,354,533.20 = 83,336,600.80 : x
  2. Step 2: Convert to fraction form
    113,569,688.80/170,354,533.20 = 83,336,600.80/x
  3. Step 3: Cross multiply
    113,569,688.80x = 170,354,533.20 × 83,336,600.80
  4. Step 4: Simplify right side
    113,569,688.80x = 14,196,767,727,758,746
  5. Step 5: Solve for x
    x = 14,196,767,727,758,746/113,569,688.80
  6. Step 6: Final answer
    x = 125,004,901.20

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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.