Home / 559,872,235.04-772,622,543.76-312,338,827.04

Finding the Fourth Proportional to 559,872,235.04, 772,622,543.76 and 312,338,827.04

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Solution

The fourth proportional to 559,872,235.04, 772,622,543.76 and 312,338,827.04 is: 431,026,945.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,235.04 : 772,622,543.76 = 312,338,827.04 : x
  2. Step 2: Convert to fraction form
    559,872,235.04/772,622,543.76 = 312,338,827.04/x
  3. Step 3: Cross multiply
    559,872,235.04x = 772,622,543.76 × 312,338,827.04
  4. Step 4: Simplify right side
    559,872,235.04x = 241,320,019,062,659,488
  5. Step 5: Solve for x
    x = 241,320,019,062,659,488/559,872,235.04
  6. Step 6: Final answer
    x = 431,026,945.01

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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.