Home / 315,546,223.18-473,296,886.38-97,173,794.76

Finding the Fourth Proportional to 315,546,223.18, 473,296,886.38 and 97,173,794.76

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Solution

The fourth proportional to 315,546,223.18, 473,296,886.38 and 97,173,794.76 is: 145,753,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,546,223.18 : 473,296,886.38 = 97,173,794.76 : x
  2. Step 2: Convert to fraction form
    315,546,223.18/473,296,886.38 = 97,173,794.76/x
  3. Step 3: Cross multiply
    315,546,223.18x = 473,296,886.38 × 97,173,794.76
  4. Step 4: Simplify right side
    315,546,223.18x = 45,992,054,497,637,160
  5. Step 5: Solve for x
    x = 45,992,054,497,637,160/315,546,223.18
  6. Step 6: Final answer
    x = 145,753,779.06

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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.