Home / 528,433,827,736-792,326,346,723.75-205,359,411,657.42

Finding the Fourth Proportional to 528,433,827,736, 792,326,346,723.75 and 205,359,411,657.42

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Solution

The fourth proportional to 528,433,827,736, 792,326,346,723.75 and 205,359,411,657.42 is: 307,913,051,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,433,827,736 : 792,326,346,723.75 = 205,359,411,657.42 : x
  2. Step 2: Convert to fraction form
    528,433,827,736/792,326,346,723.75 = 205,359,411,657.42/x
  3. Step 3: Cross multiply
    528,433,827,736x = 792,326,346,723.75 × 205,359,411,657.42
  4. Step 4: Simplify right side
    528,433,827,736x = 162,711,672,403,862,266,839,040
  5. Step 5: Solve for x
    x = 162,711,672,403,862,266,839,040/528,433,827,736
  6. Step 6: Final answer
    x = 307,913,051,480.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.