Home / 53,628,439,336.20-74,016,252,011.78-31,087,402,884.36

Finding the Fourth Proportional to 53,628,439,336.20, 74,016,252,011.78 and 31,087,402,884.36

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Solution

The fourth proportional to 53,628,439,336.20, 74,016,252,011.78 and 31,087,402,884.36 is: 42,905,836,432.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,628,439,336.20 : 74,016,252,011.78 = 31,087,402,884.36 : x
  2. Step 2: Convert to fraction form
    53,628,439,336.20/74,016,252,011.78 = 31,087,402,884.36/x
  3. Step 3: Cross multiply
    53,628,439,336.20x = 74,016,252,011.78 × 31,087,402,884.36
  4. Step 4: Simplify right side
    53,628,439,336.20x = 2,300,973,046,280,526,233,600
  5. Step 5: Solve for x
    x = 2,300,973,046,280,526,233,600/53,628,439,336.20
  6. Step 6: Final answer
    x = 42,905,836,432.34

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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.