Home / 1,808,592,607.40-2,712,888,911.10-890,262,559.40

Finding the Fourth Proportional to 1,808,592,607.40, 2,712,888,911.10 and 890,262,559.40

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Solution

The fourth proportional to 1,808,592,607.40, 2,712,888,911.10 and 890,262,559.40 is: 1,335,393,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,592,607.40 : 2,712,888,911.10 = 890,262,559.40 : x
  2. Step 2: Convert to fraction form
    1,808,592,607.40/2,712,888,911.10 = 890,262,559.40/x
  3. Step 3: Cross multiply
    1,808,592,607.40x = 2,712,888,911.10 × 890,262,559.40
  4. Step 4: Simplify right side
    1,808,592,607.40x = 2,415,183,425,363,764,736
  5. Step 5: Solve for x
    x = 2,415,183,425,363,764,736/1,808,592,607.40
  6. Step 6: Final answer
    x = 1,335,393,839.10

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Double scale
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Similar ratio
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1.5x scale

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.