Home / 423,072,670.40-634,609,005.60-362,606,494.40

Finding the Fourth Proportional to 423,072,670.40, 634,609,005.60 and 362,606,494.40

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Solution

The fourth proportional to 423,072,670.40, 634,609,005.60 and 362,606,494.40 is: 543,909,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,072,670.40 : 634,609,005.60 = 362,606,494.40 : x
  2. Step 2: Convert to fraction form
    423,072,670.40/634,609,005.60 = 362,606,494.40/x
  3. Step 3: Cross multiply
    423,072,670.40x = 634,609,005.60 × 362,606,494.40
  4. Step 4: Simplify right side
    423,072,670.40x = 230,113,346,835,285,952
  5. Step 5: Solve for x
    x = 230,113,346,835,285,952/423,072,670.40
  6. Step 6: Final answer
    x = 543,909,741.60

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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.