Home / 3,359,256,015.20-5,038,884,022.80-1,420,559,247.20

Finding the Fourth Proportional to 3,359,256,015.20, 5,038,884,022.80 and 1,420,559,247.20

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Solution

The fourth proportional to 3,359,256,015.20, 5,038,884,022.80 and 1,420,559,247.20 is: 2,130,838,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359,256,015.20 : 5,038,884,022.80 = 1,420,559,247.20 : x
  2. Step 2: Convert to fraction form
    3,359,256,015.20/5,038,884,022.80 = 1,420,559,247.20/x
  3. Step 3: Cross multiply
    3,359,256,015.20x = 5,038,884,022.80 × 1,420,559,247.20
  4. Step 4: Simplify right side
    3,359,256,015.20x = 7,158,033,294,156,875,776
  5. Step 5: Solve for x
    x = 7,158,033,294,156,875,776/3,359,256,015.20
  6. Step 6: Final answer
    x = 2,130,838,870.80

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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.