Home / 86,740,155.72-130,110,676.52-29,232,925.11

Finding the Fourth Proportional to 86,740,155.72, 130,110,676.52 and 29,232,925.11

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Solution

The fourth proportional to 86,740,155.72, 130,110,676.52 and 29,232,925.11 is: 43,849,536.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,740,155.72 : 130,110,676.52 = 29,232,925.11 : x
  2. Step 2: Convert to fraction form
    86,740,155.72/130,110,676.52 = 29,232,925.11/x
  3. Step 3: Cross multiply
    86,740,155.72x = 130,110,676.52 × 29,232,925.11
  4. Step 4: Simplify right side
    86,740,155.72x = 3,803,515,662,821,156.50
  5. Step 5: Solve for x
    x = 3,803,515,662,821,156.50/86,740,155.72
  6. Step 6: Final answer
    x = 43,849,536.94

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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.