Home / 447,316,331,650.52-671,068,731,931.92-145,105,336,842.31

Finding the Fourth Proportional to 447,316,331,650.52, 671,068,731,931.92 and 145,105,336,842.31

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Solution

The fourth proportional to 447,316,331,650.52, 671,068,731,931.92 and 145,105,336,842.31 is: 217,688,574,061.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,316,331,650.52 : 671,068,731,931.92 = 145,105,336,842.31 : x
  2. Step 2: Convert to fraction form
    447,316,331,650.52/671,068,731,931.92 = 145,105,336,842.31/x
  3. Step 3: Cross multiply
    447,316,331,650.52x = 671,068,731,931.92 × 145,105,336,842.31
  4. Step 4: Simplify right side
    447,316,331,650.52x = 97,375,654,391,323,090,223,104
  5. Step 5: Solve for x
    x = 97,375,654,391,323,090,223,104/447,316,331,650.52
  6. Step 6: Final answer
    x = 217,688,574,061.28

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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.