Home / 2,681,425,313.40-4,022,137,970.10-742,728,545.40

Finding the Fourth Proportional to 2,681,425,313.40, 4,022,137,970.10 and 742,728,545.40

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Solution

The fourth proportional to 2,681,425,313.40, 4,022,137,970.10 and 742,728,545.40 is: 1,114,092,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,425,313.40 : 4,022,137,970.10 = 742,728,545.40 : x
  2. Step 2: Convert to fraction form
    2,681,425,313.40/4,022,137,970.10 = 742,728,545.40/x
  3. Step 3: Cross multiply
    2,681,425,313.40x = 4,022,137,970.10 × 742,728,545.40
  4. Step 4: Simplify right side
    2,681,425,313.40x = 2,987,356,683,930,481,664
  5. Step 5: Solve for x
    x = 2,987,356,683,930,481,664/2,681,425,313.40
  6. Step 6: Final answer
    x = 1,114,092,818.10

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Double scale
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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.