Home / 528,433,827,714.75-792,326,346,691.90-205,359,411,636.14

Finding the Fourth Proportional to 528,433,827,714.75, 792,326,346,691.90 and 205,359,411,636.14

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Solution

The fourth proportional to 528,433,827,714.75, 792,326,346,691.90 and 205,359,411,636.14 is: 307,913,051,448.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,433,827,714.75 : 792,326,346,691.90 = 205,359,411,636.14 : x
  2. Step 2: Convert to fraction form
    528,433,827,714.75/792,326,346,691.90 = 205,359,411,636.14/x
  3. Step 3: Cross multiply
    528,433,827,714.75x = 792,326,346,691.90 × 205,359,411,636.14
  4. Step 4: Simplify right side
    528,433,827,714.75x = 162,711,672,380,460,869,091,328
  5. Step 5: Solve for x
    x = 162,711,672,380,460,869,091,328/528,433,827,714.75
  6. Step 6: Final answer
    x = 307,913,051,448.88

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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.