Home / 1,277,943,527.60-1,916,915,291.40-1,140,194,020.40

Finding the Fourth Proportional to 1,277,943,527.60, 1,916,915,291.40 and 1,140,194,020.40

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Solution

The fourth proportional to 1,277,943,527.60, 1,916,915,291.40 and 1,140,194,020.40 is: 1,710,291,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,943,527.60 : 1,916,915,291.40 = 1,140,194,020.40 : x
  2. Step 2: Convert to fraction form
    1,277,943,527.60/1,916,915,291.40 = 1,140,194,020.40/x
  3. Step 3: Cross multiply
    1,277,943,527.60x = 1,916,915,291.40 × 1,140,194,020.40
  4. Step 4: Simplify right side
    1,277,943,527.60x = 2,185,655,352,867,603,712
  5. Step 5: Solve for x
    x = 2,185,655,352,867,603,712/1,277,943,527.60
  6. Step 6: Final answer
    x = 1,710,291,030.60

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Double scale
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Similar ratio
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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.