Home / 637,781,605.18-880,138,607.83-344,426,173.18

Finding the Fourth Proportional to 637,781,605.18, 880,138,607.83 and 344,426,173.18

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Solution

The fourth proportional to 637,781,605.18, 880,138,607.83 and 344,426,173.18 is: 475,308,115.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,781,605.18 : 880,138,607.83 = 344,426,173.18 : x
  2. Step 2: Convert to fraction form
    637,781,605.18/880,138,607.83 = 344,426,173.18/x
  3. Step 3: Cross multiply
    637,781,605.18x = 880,138,607.83 × 344,426,173.18
  4. Step 4: Simplify right side
    637,781,605.18x = 303,142,772,559,798,272
  5. Step 5: Solve for x
    x = 303,142,772,559,798,272/637,781,605.18
  6. Step 6: Final answer
    x = 475,308,115.03

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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.