Home / 82,943,999.40-124,415,999.10-62,788,607.40

Finding the Fourth Proportional to 82,943,999.40, 124,415,999.10 and 62,788,607.40

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Solution

The fourth proportional to 82,943,999.40, 124,415,999.10 and 62,788,607.40 is: 94,182,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,943,999.40 : 124,415,999.10 = 62,788,607.40 : x
  2. Step 2: Convert to fraction form
    82,943,999.40/124,415,999.10 = 62,788,607.40/x
  3. Step 3: Cross multiply
    82,943,999.40x = 124,415,999.10 × 62,788,607.40
  4. Step 4: Simplify right side
    82,943,999.40x = 7,811,907,321,768,653
  5. Step 5: Solve for x
    x = 7,811,907,321,768,653/82,943,999.40
  6. Step 6: Final answer
    x = 94,182,911.10

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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.