Home / 157,464,401.35-236,196,602.03-99,643,620.55

Finding the Fourth Proportional to 157,464,401.35, 236,196,602.03 and 99,643,620.55

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Solution

The fourth proportional to 157,464,401.35, 236,196,602.03 and 99,643,620.55 is: 149,465,430.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,401.35 : 236,196,602.03 = 99,643,620.55 : x
  2. Step 2: Convert to fraction form
    157,464,401.35/236,196,602.03 = 99,643,620.55/x
  3. Step 3: Cross multiply
    157,464,401.35x = 236,196,602.03 × 99,643,620.55
  4. Step 4: Simplify right side
    157,464,401.35x = 23,535,484,587,876,680
  5. Step 5: Solve for x
    x = 23,535,484,587,876,680/157,464,401.35
  6. Step 6: Final answer
    x = 149,465,430.83

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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.