Home / 48,336,551,335.15-66,707,966,368.96-28,019,252,340.77

Finding the Fourth Proportional to 48,336,551,335.15, 66,707,966,368.96 and 28,019,252,340.77

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Solution

The fourth proportional to 48,336,551,335.15, 66,707,966,368.96 and 28,019,252,340.77 is: 38,668,611,872.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,336,551,335.15 : 66,707,966,368.96 = 28,019,252,340.77 : x
  2. Step 2: Convert to fraction form
    48,336,551,335.15/66,707,966,368.96 = 28,019,252,340.77/x
  3. Step 3: Cross multiply
    48,336,551,335.15x = 66,707,966,368.96 × 28,019,252,340.77
  4. Step 4: Simplify right side
    48,336,551,335.15x = 1,869,107,342,831,488,860,160
  5. Step 5: Solve for x
    x = 1,869,107,342,831,488,860,160/48,336,551,335.15
  6. Step 6: Final answer
    x = 38,668,611,872.45

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1.5x scale

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.