Home / 127,823,710.40-191,735,565.60-106,566,070.40

Finding the Fourth Proportional to 127,823,710.40, 191,735,565.60 and 106,566,070.40

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Solution

The fourth proportional to 127,823,710.40, 191,735,565.60 and 106,566,070.40 is: 159,849,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,823,710.40 : 191,735,565.60 = 106,566,070.40 : x
  2. Step 2: Convert to fraction form
    127,823,710.40/191,735,565.60 = 106,566,070.40/x
  3. Step 3: Cross multiply
    127,823,710.40x = 191,735,565.60 × 106,566,070.40
  4. Step 4: Simplify right side
    127,823,710.40x = 20,432,505,781,913,420
  5. Step 5: Solve for x
    x = 20,432,505,781,913,420/127,823,710.40
  6. Step 6: Final answer
    x = 159,849,105.60

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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.