Home / 1,529,912,411.70-2,294,868,617.55-494,877,920.10

Finding the Fourth Proportional to 1,529,912,411.70, 2,294,868,617.55 and 494,877,920.10

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Solution

The fourth proportional to 1,529,912,411.70, 2,294,868,617.55 and 494,877,920.10 is: 742,316,880.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,912,411.70 : 2,294,868,617.55 = 494,877,920.10 : x
  2. Step 2: Convert to fraction form
    1,529,912,411.70/2,294,868,617.55 = 494,877,920.10/x
  3. Step 3: Cross multiply
    1,529,912,411.70x = 2,294,868,617.55 × 494,877,920.10
  4. Step 4: Simplify right side
    1,529,912,411.70x = 1,135,679,808,355,906,560
  5. Step 5: Solve for x
    x = 1,135,679,808,355,906,560/1,529,912,411.70
  6. Step 6: Final answer
    x = 742,316,880.15

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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.