Home / 528,433,827,732.55-792,326,346,718.55-205,359,411,653.98

Finding the Fourth Proportional to 528,433,827,732.55, 792,326,346,718.55 and 205,359,411,653.98

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Solution

The fourth proportional to 528,433,827,732.55, 792,326,346,718.55 and 205,359,411,653.98 is: 307,913,051,475.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,433,827,732.55 : 792,326,346,718.55 = 205,359,411,653.98 : x
  2. Step 2: Convert to fraction form
    528,433,827,732.55/792,326,346,718.55 = 205,359,411,653.98/x
  3. Step 3: Cross multiply
    528,433,827,732.55x = 792,326,346,718.55 × 205,359,411,653.98
  4. Step 4: Simplify right side
    528,433,827,732.55x = 162,711,672,400,068,804,083,712
  5. Step 5: Solve for x
    x = 162,711,672,400,068,804,083,712/528,433,827,732.55
  6. Step 6: Final answer
    x = 307,913,051,475.62

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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.