Home / 8,420,359,417,426.20-11,620,164,223,473-4,666,106,734,446.40

Finding the Fourth Proportional to 8,420,359,417,426.20, 11,620,164,223,473 and 4,666,106,734,446.40

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Solution

The fourth proportional to 8,420,359,417,426.20, 11,620,164,223,473 and 4,666,106,734,446.40 is: 6,439,265,101,476.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,420,359,417,426.20 : 11,620,164,223,473 = 4,666,106,734,446.40 : x
  2. Step 2: Convert to fraction form
    8,420,359,417,426.20/11,620,164,223,473 = 4,666,106,734,446.40/x
  3. Step 3: Cross multiply
    8,420,359,417,426.20x = 11,620,164,223,473 × 4,666,106,734,446.40
  4. Step 4: Simplify right side
    8,420,359,417,426.20x = 54,220,926,538,520,493,994,016,768
  5. Step 5: Solve for x
    x = 54,220,926,538,520,493,994,016,768/8,420,359,417,426.20
  6. Step 6: Final answer
    x = 6,439,265,101,476.38

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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.