Home / 84,249,741.70-126,374,612.55-41,146,596.10

Finding the Fourth Proportional to 84,249,741.70, 126,374,612.55 and 41,146,596.10

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Solution

The fourth proportional to 84,249,741.70, 126,374,612.55 and 41,146,596.10 is: 61,719,894.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,249,741.70 : 126,374,612.55 = 41,146,596.10 : x
  2. Step 2: Convert to fraction form
    84,249,741.70/126,374,612.55 = 41,146,596.10/x
  3. Step 3: Cross multiply
    84,249,741.70x = 126,374,612.55 × 41,146,596.10
  4. Step 4: Simplify right side
    84,249,741.70x = 5,199,885,139,888,841
  5. Step 5: Solve for x
    x = 5,199,885,139,888,841/84,249,741.70
  6. Step 6: Final answer
    x = 61,719,894.15

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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.