Home / 42,843,536,133.60-64,265,304,200.40-38,190,663,890.40

Finding the Fourth Proportional to 42,843,536,133.60, 64,265,304,200.40 and 38,190,663,890.40

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Solution

The fourth proportional to 42,843,536,133.60, 64,265,304,200.40 and 38,190,663,890.40 is: 57,285,995,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,843,536,133.60 : 64,265,304,200.40 = 38,190,663,890.40 : x
  2. Step 2: Convert to fraction form
    42,843,536,133.60/64,265,304,200.40 = 38,190,663,890.40/x
  3. Step 3: Cross multiply
    42,843,536,133.60x = 64,265,304,200.40 × 38,190,663,890.40
  4. Step 4: Simplify right side
    42,843,536,133.60x = 2,454,334,632,531,787,776,000
  5. Step 5: Solve for x
    x = 2,454,334,632,531,787,776,000/42,843,536,133.60
  6. Step 6: Final answer
    x = 57,285,995,835.60

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1.5x scale

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.