Home / 2,178,252,355.60-3,267,378,533.40-704,389,315.60

Finding the Fourth Proportional to 2,178,252,355.60, 3,267,378,533.40 and 704,389,315.60

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Solution

The fourth proportional to 2,178,252,355.60, 3,267,378,533.40 and 704,389,315.60 is: 1,056,583,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,252,355.60 : 3,267,378,533.40 = 704,389,315.60 : x
  2. Step 2: Convert to fraction form
    2,178,252,355.60/3,267,378,533.40 = 704,389,315.60/x
  3. Step 3: Cross multiply
    2,178,252,355.60x = 3,267,378,533.40 × 704,389,315.60
  4. Step 4: Simplify right side
    2,178,252,355.60x = 2,301,506,528,947,757,824
  5. Step 5: Solve for x
    x = 2,301,506,528,947,757,824/2,178,252,355.60
  6. Step 6: Final answer
    x = 1,056,583,973.40

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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.