Home / 637,781,606.55-880,138,609.73-344,426,174.55

Finding the Fourth Proportional to 637,781,606.55, 880,138,609.73 and 344,426,174.55

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Solution

The fourth proportional to 637,781,606.55, 880,138,609.73 and 344,426,174.55 is: 475,308,116.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,781,606.55 : 880,138,609.73 = 344,426,174.55 : x
  2. Step 2: Convert to fraction form
    637,781,606.55/880,138,609.73 = 344,426,174.55/x
  3. Step 3: Cross multiply
    637,781,606.55x = 880,138,609.73 × 344,426,174.55
  4. Step 4: Simplify right side
    637,781,606.55x = 303,142,774,423,059,328
  5. Step 5: Solve for x
    x = 303,142,774,423,059,328/637,781,606.55
  6. Step 6: Final answer
    x = 475,308,116.93

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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.