Home / 351,308,335.92-484,808,374.08-194,678,059.20

Finding the Fourth Proportional to 351,308,335.92, 484,808,374.08 and 194,678,059.20

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Solution

The fourth proportional to 351,308,335.92, 484,808,374.08 and 194,678,059.20 is: 268,657,312.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,308,335.92 : 484,808,374.08 = 194,678,059.20 : x
  2. Step 2: Convert to fraction form
    351,308,335.92/484,808,374.08 = 194,678,059.20/x
  3. Step 3: Cross multiply
    351,308,335.92x = 484,808,374.08 × 194,678,059.20
  4. Step 4: Simplify right side
    351,308,335.92x = 94,381,553,349,801,984
  5. Step 5: Solve for x
    x = 94,381,553,349,801,984/351,308,335.92
  6. Step 6: Final answer
    x = 268,657,312.39

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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.