Home / 916,318,670,109.52-1,264,558,957,033.40-510,326,146,316.56

Finding the Fourth Proportional to 916,318,670,109.52, 1,264,558,957,033.40 and 510,326,146,316.56

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Solution

The fourth proportional to 916,318,670,109.52, 1,264,558,957,033.40 and 510,326,146,316.56 is: 704,271,909,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,318,670,109.52 : 1,264,558,957,033.40 = 510,326,146,316.56 : x
  2. Step 2: Convert to fraction form
    916,318,670,109.52/1,264,558,957,033.40 = 510,326,146,316.56/x
  3. Step 3: Cross multiply
    916,318,670,109.52x = 1,264,558,957,033.40 × 510,326,146,316.56
  4. Step 4: Simplify right side
    916,318,670,109.52x = 645,337,499,332,943,403,810,816
  5. Step 5: Solve for x
    x = 645,337,499,332,943,403,810,816/916,318,670,109.52
  6. Step 6: Final answer
    x = 704,271,909,308.38

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Double scale
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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.