Home / 3,748,345,643.49-5,621,386,473.95-1,127,453,999.73

Finding the Fourth Proportional to 3,748,345,643.49, 5,621,386,473.95 and 1,127,453,999.73

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Solution

The fourth proportional to 3,748,345,643.49, 5,621,386,473.95 and 1,127,453,999.73 is: 1,690,840,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,345,643.49 : 5,621,386,473.95 = 1,127,453,999.73 : x
  2. Step 2: Convert to fraction form
    3,748,345,643.49/5,621,386,473.95 = 1,127,453,999.73/x
  3. Step 3: Cross multiply
    3,748,345,643.49x = 5,621,386,473.95 × 1,127,453,999.73
  4. Step 4: Simplify right side
    3,748,345,643.49x = 6,337,854,664,077,411,328
  5. Step 5: Solve for x
    x = 6,337,854,664,077,411,328/3,748,345,643.49
  6. Step 6: Final answer
    x = 1,690,840,511.22

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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.