Home / 81,938,654.16-113,074,005.10-44,768,134.52

Finding the Fourth Proportional to 81,938,654.16, 113,074,005.10 and 44,768,134.52

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Solution

The fourth proportional to 81,938,654.16, 113,074,005.10 and 44,768,134.52 is: 61,779,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,938,654.16 : 113,074,005.10 = 44,768,134.52 : x
  2. Step 2: Convert to fraction form
    81,938,654.16/113,074,005.10 = 44,768,134.52/x
  3. Step 3: Cross multiply
    81,938,654.16x = 113,074,005.10 × 44,768,134.52
  4. Step 4: Simplify right side
    81,938,654.16x = 5,062,112,271,031,966
  5. Step 5: Solve for x
    x = 5,062,112,271,031,966/81,938,654.16
  6. Step 6: Final answer
    x = 61,779,294.80

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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.