Home / 661,425,018.52-912,759,281.76-364,060,903

Finding the Fourth Proportional to 661,425,018.52, 912,759,281.76 and 364,060,903

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Solution

The fourth proportional to 661,425,018.52, 912,759,281.76 and 364,060,903 is: 502,400,059.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,425,018.52 : 912,759,281.76 = 364,060,903 : x
  2. Step 2: Convert to fraction form
    661,425,018.52/912,759,281.76 = 364,060,903/x
  3. Step 3: Cross multiply
    661,425,018.52x = 912,759,281.76 × 364,060,903
  4. Step 4: Simplify right side
    661,425,018.52x = 332,299,968,339,177,024
  5. Step 5: Solve for x
    x = 332,299,968,339,177,024/661,425,018.52
  6. Step 6: Final answer
    x = 502,400,059.02

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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.