Home / 1,538,141,712.55-2,307,212,595.55-373,602,356.62

Finding the Fourth Proportional to 1,538,141,712.55, 2,307,212,595.55 and 373,602,356.62

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Solution

The fourth proportional to 1,538,141,712.55, 2,307,212,595.55 and 373,602,356.62 is: 560,403,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,141,712.55 : 2,307,212,595.55 = 373,602,356.62 : x
  2. Step 2: Convert to fraction form
    1,538,141,712.55/2,307,212,595.55 = 373,602,356.62/x
  3. Step 3: Cross multiply
    1,538,141,712.55x = 2,307,212,595.55 × 373,602,356.62
  4. Step 4: Simplify right side
    1,538,141,712.55x = 861,980,062,920,827,008
  5. Step 5: Solve for x
    x = 861,980,062,920,827,008/1,538,141,712.55
  6. Step 6: Final answer
    x = 560,403,541.42

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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.