Home / 1,172,578,012.56-1,756,187,302.32-559,592,705.52

Finding the Fourth Proportional to 1,172,578,012.56, 1,756,187,302.32 and 559,592,705.52

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Solution

The fourth proportional to 1,172,578,012.56, 1,756,187,302.32 and 559,592,705.52 is: 838,110,209.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,578,012.56 : 1,756,187,302.32 = 559,592,705.52 : x
  2. Step 2: Convert to fraction form
    1,172,578,012.56/1,756,187,302.32 = 559,592,705.52/x
  3. Step 3: Cross multiply
    1,172,578,012.56x = 1,756,187,302.32 × 559,592,705.52
  4. Step 4: Simplify right side
    1,172,578,012.56x = 982,749,603,905,118,848
  5. Step 5: Solve for x
    x = 982,749,603,905,118,848/1,172,578,012.56
  6. Step 6: Final answer
    x = 838,110,209.62

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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.