Home / 590,495,999.55-885,743,999.33-314,996,985.15

Finding the Fourth Proportional to 590,495,999.55, 885,743,999.33 and 314,996,985.15

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Solution

The fourth proportional to 590,495,999.55, 885,743,999.33 and 314,996,985.15 is: 472,495,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,495,999.55 : 885,743,999.33 = 314,996,985.15 : x
  2. Step 2: Convert to fraction form
    590,495,999.55/885,743,999.33 = 314,996,985.15/x
  3. Step 3: Cross multiply
    590,495,999.55x = 885,743,999.33 × 314,996,985.15
  4. Step 4: Simplify right side
    590,495,999.55x = 279,006,689,402,078,624
  5. Step 5: Solve for x
    x = 279,006,689,402,078,624/590,495,999.55
  6. Step 6: Final answer
    x = 472,495,477.73

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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.