Home / 150,228,408.90-207,316,421.73-83,248,486.05

Finding the Fourth Proportional to 150,228,408.90, 207,316,421.73 and 83,248,486.05

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Solution

The fourth proportional to 150,228,408.90, 207,316,421.73 and 83,248,486.05 is: 114,883,585.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,228,408.90 : 207,316,421.73 = 83,248,486.05 : x
  2. Step 2: Convert to fraction form
    150,228,408.90/207,316,421.73 = 83,248,486.05/x
  3. Step 3: Cross multiply
    150,228,408.90x = 207,316,421.73 × 83,248,486.05
  4. Step 4: Simplify right side
    150,228,408.90x = 17,258,778,242,325,820
  5. Step 5: Solve for x
    x = 17,258,778,242,325,820/150,228,408.90
  6. Step 6: Final answer
    x = 114,883,585.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.