Home / 207,835,173,037.32-286,812,527,076.24-112,788,013,069.32

Finding the Fourth Proportional to 207,835,173,037.32, 286,812,527,076.24 and 112,788,013,069.32

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Solution

The fourth proportional to 207,835,173,037.32, 286,812,527,076.24 and 112,788,013,069.32 is: 155,647,451,678.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,835,173,037.32 : 286,812,527,076.24 = 112,788,013,069.32 : x
  2. Step 2: Convert to fraction form
    207,835,173,037.32/286,812,527,076.24 = 112,788,013,069.32/x
  3. Step 3: Cross multiply
    207,835,173,037.32x = 286,812,527,076.24 × 112,788,013,069.32
  4. Step 4: Simplify right side
    207,835,173,037.32x = 32,349,015,052,319,656,509,440
  5. Step 5: Solve for x
    x = 32,349,015,052,319,656,509,440/207,835,173,037.32
  6. Step 6: Final answer
    x = 155,647,451,678.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.