Home / 528,433,827,731.09-792,326,346,716.32-205,359,411,652.51

Finding the Fourth Proportional to 528,433,827,731.09, 792,326,346,716.32 and 205,359,411,652.51

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Solution

The fourth proportional to 528,433,827,731.09, 792,326,346,716.32 and 205,359,411,652.51 is: 307,913,051,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,433,827,731.09 : 792,326,346,716.32 = 205,359,411,652.51 : x
  2. Step 2: Convert to fraction form
    528,433,827,731.09/792,326,346,716.32 = 205,359,411,652.51/x
  3. Step 3: Cross multiply
    528,433,827,731.09x = 792,326,346,716.32 × 205,359,411,652.51
  4. Step 4: Simplify right side
    528,433,827,731.09x = 162,711,672,398,446,111,752,192
  5. Step 5: Solve for x
    x = 162,711,672,398,446,111,752,192/528,433,827,731.09
  6. Step 6: Final answer
    x = 307,913,051,473.40

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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.