Home / 1,443,496,564.40-2,166,155,665.89-614,448,853.51

Finding the Fourth Proportional to 1,443,496,564.40, 2,166,155,665.89 and 614,448,853.51

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Solution

The fourth proportional to 1,443,496,564.40, 2,166,155,665.89 and 614,448,853.51 is: 922,060,985.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,496,564.40 : 2,166,155,665.89 = 614,448,853.51 : x
  2. Step 2: Convert to fraction form
    1,443,496,564.40/2,166,155,665.89 = 614,448,853.51/x
  3. Step 3: Cross multiply
    1,443,496,564.40x = 2,166,155,665.89 × 614,448,853.51
  4. Step 4: Simplify right side
    1,443,496,564.40x = 1,330,991,865,427,228,928
  5. Step 5: Solve for x
    x = 1,330,991,865,427,228,928/1,443,496,564.40
  6. Step 6: Final answer
    x = 922,060,985.98

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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.