Home / 4,914,842,477.17-7,377,510,030.25-2,118,191,178.53

Finding the Fourth Proportional to 4,914,842,477.17, 7,377,510,030.25 and 2,118,191,178.53

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Solution

The fourth proportional to 4,914,842,477.17, 7,377,510,030.25 and 2,118,191,178.53 is: 3,179,547,816.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,842,477.17 : 7,377,510,030.25 = 2,118,191,178.53 : x
  2. Step 2: Convert to fraction form
    4,914,842,477.17/7,377,510,030.25 = 2,118,191,178.53/x
  3. Step 3: Cross multiply
    4,914,842,477.17x = 7,377,510,030.25 × 2,118,191,178.53
  4. Step 4: Simplify right side
    4,914,842,477.17x = 15,626,976,665,564,723,200
  5. Step 5: Solve for x
    x = 15,626,976,665,564,723,200/4,914,842,477.17
  6. Step 6: Final answer
    x = 3,179,547,816.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.