Home / 316,160,157.16-474,173,880.54-89,172,289

Finding the Fourth Proportional to 316,160,157.16, 474,173,880.54 and 89,172,289

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Solution

The fourth proportional to 316,160,157.16, 474,173,880.54 and 89,172,289 is: 133,739,718.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,160,157.16 : 474,173,880.54 = 89,172,289 : x
  2. Step 2: Convert to fraction form
    316,160,157.16/474,173,880.54 = 89,172,289/x
  3. Step 3: Cross multiply
    316,160,157.16x = 474,173,880.54 × 89,172,289
  4. Step 4: Simplify right side
    316,160,157.16x = 42,283,170,311,764,360
  5. Step 5: Solve for x
    x = 42,283,170,311,764,360/316,160,157.16
  6. Step 6: Final answer
    x = 133,739,718.16

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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.