Home / 153,280,345.88-229,918,353.60-71,353,401.32

Finding the Fourth Proportional to 153,280,345.88, 229,918,353.60 and 71,353,401.32

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Solution

The fourth proportional to 153,280,345.88, 229,918,353.60 and 71,353,401.32 is: 107,029,094.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,280,345.88 : 229,918,353.60 = 71,353,401.32 : x
  2. Step 2: Convert to fraction form
    153,280,345.88/229,918,353.60 = 71,353,401.32/x
  3. Step 3: Cross multiply
    153,280,345.88x = 229,918,353.60 × 71,353,401.32
  4. Step 4: Simplify right side
    153,280,345.88x = 16,405,456,555,254,464
  5. Step 5: Solve for x
    x = 16,405,456,555,254,464/153,280,345.88
  6. Step 6: Final answer
    x = 107,029,094.05

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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.