Home / 82,893,201.60-124,339,802.40-77,850,206.40

Finding the Fourth Proportional to 82,893,201.60, 124,339,802.40 and 77,850,206.40

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Solution

The fourth proportional to 82,893,201.60, 124,339,802.40 and 77,850,206.40 is: 116,775,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,893,201.60 : 124,339,802.40 = 77,850,206.40 : x
  2. Step 2: Convert to fraction form
    82,893,201.60/124,339,802.40 = 77,850,206.40/x
  3. Step 3: Cross multiply
    82,893,201.60x = 124,339,802.40 × 77,850,206.40
  4. Step 4: Simplify right side
    82,893,201.60x = 9,679,879,280,575,216
  5. Step 5: Solve for x
    x = 9,679,879,280,575,216/82,893,201.60
  6. Step 6: Final answer
    x = 116,775,309.60

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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.