Home / 1,254,357,060.64-1,881,132,778.36-413,810,857.92

Finding the Fourth Proportional to 1,254,357,060.64, 1,881,132,778.36 and 413,810,857.92

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Solution

The fourth proportional to 1,254,357,060.64, 1,881,132,778.36 and 413,810,857.92 is: 620,583,399.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,357,060.64 : 1,881,132,778.36 = 413,810,857.92 : x
  2. Step 2: Convert to fraction form
    1,254,357,060.64/1,881,132,778.36 = 413,810,857.92/x
  3. Step 3: Cross multiply
    1,254,357,060.64x = 1,881,132,778.36 × 413,810,857.92
  4. Step 4: Simplify right side
    1,254,357,060.64x = 778,433,168,882,195,840
  5. Step 5: Solve for x
    x = 778,433,168,882,195,840/1,254,357,060.64
  6. Step 6: Final answer
    x = 620,583,399.50

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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.