Home / 1,062,912,408.30-1,594,368,612.45-286,636,539.60

Finding the Fourth Proportional to 1,062,912,408.30, 1,594,368,612.45 and 286,636,539.60

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Solution

The fourth proportional to 1,062,912,408.30, 1,594,368,612.45 and 286,636,539.60 is: 429,954,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,912,408.30 : 1,594,368,612.45 = 286,636,539.60 : x
  2. Step 2: Convert to fraction form
    1,062,912,408.30/1,594,368,612.45 = 286,636,539.60/x
  3. Step 3: Cross multiply
    1,062,912,408.30x = 1,594,368,612.45 × 286,636,539.60
  4. Step 4: Simplify right side
    1,062,912,408.30x = 457,004,301,919,521,536
  5. Step 5: Solve for x
    x = 457,004,301,919,521,536/1,062,912,408.30
  6. Step 6: Final answer
    x = 429,954,809.40

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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.