Home / 2,121,495,428,373.60-2,928,208,411,708.40-1,381,745,654,103

Finding the Fourth Proportional to 2,121,495,428,373.60, 2,928,208,411,708.40 and 1,381,745,654,103

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Solution

The fourth proportional to 2,121,495,428,373.60, 2,928,208,411,708.40 and 1,381,745,654,103 is: 1,907,163,783,184.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,495,428,373.60 : 2,928,208,411,708.40 = 1,381,745,654,103 : x
  2. Step 2: Convert to fraction form
    2,121,495,428,373.60/2,928,208,411,708.40 = 1,381,745,654,103/x
  3. Step 3: Cross multiply
    2,121,495,428,373.60x = 2,928,208,411,708.40 × 1,381,745,654,103
  4. Step 4: Simplify right side
    2,121,495,428,373.60x = 4,046,039,247,185,929,662,627,840
  5. Step 5: Solve for x
    x = 4,046,039,247,185,929,662,627,840/2,121,495,428,373.60
  6. Step 6: Final answer
    x = 1,907,163,783,184.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.