Home / 157,464,146.90-236,196,220.35-55,191,278.90

Finding the Fourth Proportional to 157,464,146.90, 236,196,220.35 and 55,191,278.90

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Solution

The fourth proportional to 157,464,146.90, 236,196,220.35 and 55,191,278.90 is: 82,786,918.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,146.90 : 236,196,220.35 = 55,191,278.90 : x
  2. Step 2: Convert to fraction form
    157,464,146.90/236,196,220.35 = 55,191,278.90/x
  3. Step 3: Cross multiply
    157,464,146.90x = 236,196,220.35 × 55,191,278.90
  4. Step 4: Simplify right side
    157,464,146.90x = 13,035,971,472,462,704
  5. Step 5: Solve for x
    x = 13,035,971,472,462,704/157,464,146.90
  6. Step 6: Final answer
    x = 82,786,918.35

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Double scale
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Similar ratio
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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.