Home / 539,023,377-743,854,501.44-291,504,731.22

Finding the Fourth Proportional to 539,023,377, 743,854,501.44 and 291,504,731.22

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Solution

The fourth proportional to 539,023,377, 743,854,501.44 and 291,504,731.22 is: 402,277,741.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,023,377 : 743,854,501.44 = 291,504,731.22 : x
  2. Step 2: Convert to fraction form
    539,023,377/743,854,501.44 = 291,504,731.22/x
  3. Step 3: Cross multiply
    539,023,377x = 743,854,501.44 × 291,504,731.22
  4. Step 4: Simplify right side
    539,023,377x = 216,837,106,509,054,336
  5. Step 5: Solve for x
    x = 216,837,106,509,054,336/539,023,377
  6. Step 6: Final answer
    x = 402,277,741.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.