Home / 43,137,414,104.40-64,706,121,156.60-19,918,402,520.40

Finding the Fourth Proportional to 43,137,414,104.40, 64,706,121,156.60 and 19,918,402,520.40

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Solution

The fourth proportional to 43,137,414,104.40, 64,706,121,156.60 and 19,918,402,520.40 is: 29,877,603,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,137,414,104.40 : 64,706,121,156.60 = 19,918,402,520.40 : x
  2. Step 2: Convert to fraction form
    43,137,414,104.40/64,706,121,156.60 = 19,918,402,520.40/x
  3. Step 3: Cross multiply
    43,137,414,104.40x = 64,706,121,156.60 × 19,918,402,520.40
  4. Step 4: Simplify right side
    43,137,414,104.40x = 1,288,842,566,730,929,143,808
  5. Step 5: Solve for x
    x = 1,288,842,566,730,929,143,808/43,137,414,104.40
  6. Step 6: Final answer
    x = 29,877,603,780.60

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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.