Home / 6,240,673,594.92-8,611,942,914.18-3,421,185,159.72

Finding the Fourth Proportional to 6,240,673,594.92, 8,611,942,914.18 and 3,421,185,159.72

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Solution

The fourth proportional to 6,240,673,594.92, 8,611,942,914.18 and 3,421,185,159.72 is: 4,721,133,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,673,594.92 : 8,611,942,914.18 = 3,421,185,159.72 : x
  2. Step 2: Convert to fraction form
    6,240,673,594.92/8,611,942,914.18 = 3,421,185,159.72/x
  3. Step 3: Cross multiply
    6,240,673,594.92x = 8,611,942,914.18 × 3,421,185,159.72
  4. Step 4: Simplify right side
    6,240,673,594.92x = 29,463,051,294,348,423,168
  5. Step 5: Solve for x
    x = 29,463,051,294,348,423,168/6,240,673,594.92
  6. Step 6: Final answer
    x = 4,721,133,199.20

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Double scale
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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.