Home / 1,475,836,613.79-2,213,759,123.30-426,660,228.06

Finding the Fourth Proportional to 1,475,836,613.79, 2,213,759,123.30 and 426,660,228.06

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Solution

The fourth proportional to 1,475,836,613.79, 2,213,759,123.30 and 426,660,228.06 is: 639,991,557.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,836,613.79 : 2,213,759,123.30 = 426,660,228.06 : x
  2. Step 2: Convert to fraction form
    1,475,836,613.79/2,213,759,123.30 = 426,660,228.06/x
  3. Step 3: Cross multiply
    1,475,836,613.79x = 2,213,759,123.30 × 426,660,228.06
  4. Step 4: Simplify right side
    1,475,836,613.79x = 944,522,972,417,083,776
  5. Step 5: Solve for x
    x = 944,522,972,417,083,776/1,475,836,613.79
  6. Step 6: Final answer
    x = 639,991,557.05

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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.