Home / 1,306,989,426.34-1,960,898,577.84-466,614,141.32

Finding the Fourth Proportional to 1,306,989,426.34, 1,960,898,577.84 and 466,614,141.32

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Solution

The fourth proportional to 1,306,989,426.34, 1,960,898,577.84 and 466,614,141.32 is: 700,069,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,989,426.34 : 1,960,898,577.84 = 466,614,141.32 : x
  2. Step 2: Convert to fraction form
    1,306,989,426.34/1,960,898,577.84 = 466,614,141.32/x
  3. Step 3: Cross multiply
    1,306,989,426.34x = 1,960,898,577.84 × 466,614,141.32
  4. Step 4: Simplify right side
    1,306,989,426.34x = 914,983,006,114,420,736
  5. Step 5: Solve for x
    x = 914,983,006,114,420,736/1,306,989,426.34
  6. Step 6: Final answer
    x = 700,069,172.46

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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.