Home / 7,868,887,123.84-10,859,074,812.48-4,527,318,385.60

Finding the Fourth Proportional to 7,868,887,123.84, 10,859,074,812.48 and 4,527,318,385.60

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Solution

The fourth proportional to 7,868,887,123.84, 10,859,074,812.48 and 4,527,318,385.60 is: 6,247,705,460.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868,887,123.84 : 10,859,074,812.48 = 4,527,318,385.60 : x
  2. Step 2: Convert to fraction form
    7,868,887,123.84/10,859,074,812.48 = 4,527,318,385.60/x
  3. Step 3: Cross multiply
    7,868,887,123.84x = 10,859,074,812.48 × 4,527,318,385.60
  4. Step 4: Simplify right side
    7,868,887,123.84x = 49,162,489,049,146,580,992
  5. Step 5: Solve for x
    x = 49,162,489,049,146,580,992/7,868,887,123.84
  6. Step 6: Final answer
    x = 6,247,705,460.18

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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.