Home / 1,552,789,473.60-2,142,847,607.46-917,938,773.84

Finding the Fourth Proportional to 1,552,789,473.60, 2,142,847,607.46 and 917,938,773.84

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Solution

The fourth proportional to 1,552,789,473.60, 2,142,847,607.46 and 917,938,773.84 is: 1,266,754,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,789,473.60 : 2,142,847,607.46 = 917,938,773.84 : x
  2. Step 2: Convert to fraction form
    1,552,789,473.60/2,142,847,607.46 = 917,938,773.84/x
  3. Step 3: Cross multiply
    1,552,789,473.60x = 2,142,847,607.46 × 917,938,773.84
  4. Step 4: Simplify right side
    1,552,789,473.60x = 1,967,002,905,317,810,176
  5. Step 5: Solve for x
    x = 1,967,002,905,317,810,176/1,552,789,473.60
  6. Step 6: Final answer
    x = 1,266,754,404.74

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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.