Home / 160,523,320.40-240,784,980.60-115,509,611.60

Finding the Fourth Proportional to 160,523,320.40, 240,784,980.60 and 115,509,611.60

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Solution

The fourth proportional to 160,523,320.40, 240,784,980.60 and 115,509,611.60 is: 173,264,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,523,320.40 : 240,784,980.60 = 115,509,611.60 : x
  2. Step 2: Convert to fraction form
    160,523,320.40/240,784,980.60 = 115,509,611.60/x
  3. Step 3: Cross multiply
    160,523,320.40x = 240,784,980.60 × 115,509,611.60
  4. Step 4: Simplify right side
    160,523,320.40x = 27,812,979,588,219,532
  5. Step 5: Solve for x
    x = 27,812,979,588,219,532/160,523,320.40
  6. Step 6: Final answer
    x = 173,264,417.40

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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.