Home / 199,343,028.60-299,070,530.10-97,110,401.40

Finding the Fourth Proportional to 199,343,028.60, 299,070,530.10 and 97,110,401.40

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Solution

The fourth proportional to 199,343,028.60, 299,070,530.10 and 97,110,401.40 is: 145,692,876.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,343,028.60 : 299,070,530.10 = 97,110,401.40 : x
  2. Step 2: Convert to fraction form
    199,343,028.60/299,070,530.10 = 97,110,401.40/x
  3. Step 3: Cross multiply
    199,343,028.60x = 299,070,530.10 × 97,110,401.40
  4. Step 4: Simplify right side
    199,343,028.60x = 29,042,859,224,921,788
  5. Step 5: Solve for x
    x = 29,042,859,224,921,788/199,343,028.60
  6. Step 6: Final answer
    x = 145,692,876.39

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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.