Home / 10,377,938,513.60-15,566,907,770.40-8,633,111,422.40

Finding the Fourth Proportional to 10,377,938,513.60, 15,566,907,770.40 and 8,633,111,422.40

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Solution

The fourth proportional to 10,377,938,513.60, 15,566,907,770.40 and 8,633,111,422.40 is: 12,949,667,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377,938,513.60 : 15,566,907,770.40 = 8,633,111,422.40 : x
  2. Step 2: Convert to fraction form
    10,377,938,513.60/15,566,907,770.40 = 8,633,111,422.40/x
  3. Step 3: Cross multiply
    10,377,938,513.60x = 15,566,907,770.40 × 8,633,111,422.40
  4. Step 4: Simplify right side
    10,377,938,513.60x = 134,390,849,284,087,545,856
  5. Step 5: Solve for x
    x = 134,390,849,284,087,545,856/10,377,938,513.60
  6. Step 6: Final answer
    x = 12,949,667,133.60

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1.5x scale

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.