Home / 28,758,276,069.60-43,137,414,104.40-13,278,935,013.60

Finding the Fourth Proportional to 28,758,276,069.60, 43,137,414,104.40 and 13,278,935,013.60

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Solution

The fourth proportional to 28,758,276,069.60, 43,137,414,104.40 and 13,278,935,013.60 is: 19,918,402,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,758,276,069.60 : 43,137,414,104.40 = 13,278,935,013.60 : x
  2. Step 2: Convert to fraction form
    28,758,276,069.60/43,137,414,104.40 = 13,278,935,013.60/x
  3. Step 3: Cross multiply
    28,758,276,069.60x = 43,137,414,104.40 × 13,278,935,013.60
  4. Step 4: Simplify right side
    28,758,276,069.60x = 572,818,918,547,079,692,288
  5. Step 5: Solve for x
    x = 572,818,918,547,079,692,288/28,758,276,069.60
  6. Step 6: Final answer
    x = 19,918,402,520.40

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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.