Home / 1,564,107,957.60-2,158,229,036.40-903,930,741.60

Finding the Fourth Proportional to 1,564,107,957.60, 2,158,229,036.40 and 903,930,741.60

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Solution

The fourth proportional to 1,564,107,957.60, 2,158,229,036.40 and 903,930,741.60 is: 1,247,285,754.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,107,957.60 : 2,158,229,036.40 = 903,930,741.60 : x
  2. Step 2: Convert to fraction form
    1,564,107,957.60/2,158,229,036.40 = 903,930,741.60/x
  3. Step 3: Cross multiply
    1,564,107,957.60x = 2,158,229,036.40 × 903,930,741.60
  4. Step 4: Simplify right side
    1,564,107,957.60x = 1,950,889,573,415,705,600
  5. Step 5: Solve for x
    x = 1,950,889,573,415,705,600/1,564,107,957.60
  6. Step 6: Final answer
    x = 1,247,285,754.12

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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.