Home / 1,453,480,672.60-2,180,221,008.90-716,903,446.60

Finding the Fourth Proportional to 1,453,480,672.60, 2,180,221,008.90 and 716,903,446.60

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Solution

The fourth proportional to 1,453,480,672.60, 2,180,221,008.90 and 716,903,446.60 is: 1,075,355,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,480,672.60 : 2,180,221,008.90 = 716,903,446.60 : x
  2. Step 2: Convert to fraction form
    1,453,480,672.60/2,180,221,008.90 = 716,903,446.60/x
  3. Step 3: Cross multiply
    1,453,480,672.60x = 2,180,221,008.90 × 716,903,446.60
  4. Step 4: Simplify right side
    1,453,480,672.60x = 1,563,007,955,630,139,392
  5. Step 5: Solve for x
    x = 1,563,007,955,630,139,392/1,453,480,672.60
  6. Step 6: Final answer
    x = 1,075,355,169.90

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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.