Home / 402,004,473.62-602,748,629.33-156,099,083.40

Finding the Fourth Proportional to 402,004,473.62, 602,748,629.33 and 156,099,083.40

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Solution

The fourth proportional to 402,004,473.62, 602,748,629.33 and 156,099,083.40 is: 234,048,411.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,004,473.62 : 602,748,629.33 = 156,099,083.40 : x
  2. Step 2: Convert to fraction form
    402,004,473.62/602,748,629.33 = 156,099,083.40/x
  3. Step 3: Cross multiply
    402,004,473.62x = 602,748,629.33 × 156,099,083.40
  4. Step 4: Simplify right side
    402,004,473.62x = 94,088,508,558,238,864
  5. Step 5: Solve for x
    x = 94,088,508,558,238,864/402,004,473.62
  6. Step 6: Final answer
    x = 234,048,411.73

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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.