Home / 2,921,960,574.84-4,035,656,688.72-1,922,838,519.84

Finding the Fourth Proportional to 2,921,960,574.84, 4,035,656,688.72 and 1,922,838,519.84

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Solution

The fourth proportional to 2,921,960,574.84, 4,035,656,688.72 and 1,922,838,519.84 is: 2,655,722,394.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,960,574.84 : 4,035,656,688.72 = 1,922,838,519.84 : x
  2. Step 2: Convert to fraction form
    2,921,960,574.84/4,035,656,688.72 = 1,922,838,519.84/x
  3. Step 3: Cross multiply
    2,921,960,574.84x = 4,035,656,688.72 × 1,922,838,519.84
  4. Step 4: Simplify right side
    2,921,960,574.84x = 7,759,916,133,920,759,808
  5. Step 5: Solve for x
    x = 7,759,916,133,920,759,808/2,921,960,574.84
  6. Step 6: Final answer
    x = 2,655,722,394.32

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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.