Home / 1,702,976,004.60-2,554,464,006.90-1,335,643,985.40

Finding the Fourth Proportional to 1,702,976,004.60, 2,554,464,006.90 and 1,335,643,985.40

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Solution

The fourth proportional to 1,702,976,004.60, 2,554,464,006.90 and 1,335,643,985.40 is: 2,003,465,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,976,004.60 : 2,554,464,006.90 = 1,335,643,985.40 : x
  2. Step 2: Convert to fraction form
    1,702,976,004.60/2,554,464,006.90 = 1,335,643,985.40/x
  3. Step 3: Cross multiply
    1,702,976,004.60x = 2,554,464,006.90 × 1,335,643,985.40
  4. Step 4: Simplify right side
    1,702,976,004.60x = 3,411,854,486,736,769,536
  5. Step 5: Solve for x
    x = 3,411,854,486,736,769,536/1,702,976,004.60
  6. Step 6: Final answer
    x = 2,003,465,978.10

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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.