Home / 447,316,331,783.20-671,068,732,130.80-145,105,336,975.28

Finding the Fourth Proportional to 447,316,331,783.20, 671,068,732,130.80 and 145,105,336,975.28

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Solution

The fourth proportional to 447,316,331,783.20, 671,068,732,130.80 and 145,105,336,975.28 is: 217,688,574,260.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,316,331,783.20 : 671,068,732,130.80 = 145,105,336,975.28 : x
  2. Step 2: Convert to fraction form
    447,316,331,783.20/671,068,732,130.80 = 145,105,336,975.28/x
  3. Step 3: Cross multiply
    447,316,331,783.20x = 671,068,732,130.80 × 145,105,336,975.28
  4. Step 4: Simplify right side
    447,316,331,783.20x = 97,375,654,509,413,652,234,240
  5. Step 5: Solve for x
    x = 97,375,654,509,413,652,234,240/447,316,331,783.20
  6. Step 6: Final answer
    x = 217,688,574,260.71

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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.