Home / 1,570,865,961.12-2,355,589,855.44-450,133,275.20

Finding the Fourth Proportional to 1,570,865,961.12, 2,355,589,855.44 and 450,133,275.20

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Solution

The fourth proportional to 1,570,865,961.12, 2,355,589,855.44 and 450,133,275.20 is: 674,996,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,865,961.12 : 2,355,589,855.44 = 450,133,275.20 : x
  2. Step 2: Convert to fraction form
    1,570,865,961.12/2,355,589,855.44 = 450,133,275.20/x
  3. Step 3: Cross multiply
    1,570,865,961.12x = 2,355,589,855.44 × 450,133,275.20
  4. Step 4: Simplify right side
    1,570,865,961.12x = 1,060,329,376,657,101,696
  5. Step 5: Solve for x
    x = 1,060,329,376,657,101,696/1,570,865,961.12
  6. Step 6: Final answer
    x = 674,996,723.40

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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.