Home / 473,363,999.40-710,045,999.10-266,739,738.60

Finding the Fourth Proportional to 473,363,999.40, 710,045,999.10 and 266,739,738.60

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Solution

The fourth proportional to 473,363,999.40, 710,045,999.10 and 266,739,738.60 is: 400,109,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,363,999.40 : 710,045,999.10 = 266,739,738.60 : x
  2. Step 2: Convert to fraction form
    473,363,999.40/710,045,999.10 = 266,739,738.60/x
  3. Step 3: Cross multiply
    473,363,999.40x = 710,045,999.10 × 266,739,738.60
  4. Step 4: Simplify right side
    473,363,999.40x = 189,397,484,193,909,824
  5. Step 5: Solve for x
    x = 189,397,484,193,909,824/473,363,999.40
  6. Step 6: Final answer
    x = 400,109,607.90

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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.