Home / 156,624,543.40-234,936,815.10-116,313,759.40

Finding the Fourth Proportional to 156,624,543.40, 234,936,815.10 and 116,313,759.40

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Solution

The fourth proportional to 156,624,543.40, 234,936,815.10 and 116,313,759.40 is: 174,470,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,624,543.40 : 234,936,815.10 = 116,313,759.40 : x
  2. Step 2: Convert to fraction form
    156,624,543.40/234,936,815.10 = 116,313,759.40/x
  3. Step 3: Cross multiply
    156,624,543.40x = 234,936,815.10 × 116,313,759.40
  4. Step 4: Simplify right side
    156,624,543.40x = 27,326,384,185,743,688
  5. Step 5: Solve for x
    x = 27,326,384,185,743,688/156,624,543.40
  6. Step 6: Final answer
    x = 174,470,639.10

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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.