Home / 890,433,588,059.35-1,228,730,915,285.50-499,724,693,247.98

Finding the Fourth Proportional to 890,433,588,059.35, 1,228,730,915,285.50 and 499,724,693,247.98

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Solution

The fourth proportional to 890,433,588,059.35, 1,228,730,915,285.50 and 499,724,693,247.98 is: 689,582,230,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,433,588,059.35 : 1,228,730,915,285.50 = 499,724,693,247.98 : x
  2. Step 2: Convert to fraction form
    890,433,588,059.35/1,228,730,915,285.50 = 499,724,693,247.98/x
  3. Step 3: Cross multiply
    890,433,588,059.35x = 1,228,730,915,285.50 × 499,724,693,247.98
  4. Step 4: Simplify right side
    890,433,588,059.35x = 614,027,179,725,356,187,779,072
  5. Step 5: Solve for x
    x = 614,027,179,725,356,187,779,072/890,433,588,059.35
  6. Step 6: Final answer
    x = 689,582,230,454.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.