Home / 698,121,265.08-963,410,265.90-384,848,602.68

Finding the Fourth Proportional to 698,121,265.08, 963,410,265.90 and 384,848,602.68

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Solution

The fourth proportional to 698,121,265.08, 963,410,265.90 and 384,848,602.68 is: 531,092,681.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,121,265.08 : 963,410,265.90 = 384,848,602.68 : x
  2. Step 2: Convert to fraction form
    698,121,265.08/963,410,265.90 = 384,848,602.68/x
  3. Step 3: Cross multiply
    698,121,265.08x = 963,410,265.90 × 384,848,602.68
  4. Step 4: Simplify right side
    698,121,265.08x = 370,767,094,639,182,272
  5. Step 5: Solve for x
    x = 370,767,094,639,182,272/698,121,265.08
  6. Step 6: Final answer
    x = 531,092,681.44

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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.