Home / 453,191,686.96-677,207,637.56-340,281,458.32

Finding the Fourth Proportional to 453,191,686.96, 677,207,637.56 and 340,281,458.32

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Solution

The fourth proportional to 453,191,686.96, 677,207,637.56 and 340,281,458.32 is: 508,485,060.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,191,686.96 : 677,207,637.56 = 340,281,458.32 : x
  2. Step 2: Convert to fraction form
    453,191,686.96/677,207,637.56 = 340,281,458.32/x
  3. Step 3: Cross multiply
    453,191,686.96x = 677,207,637.56 × 340,281,458.32
  4. Step 4: Simplify right side
    453,191,686.96x = 230,441,202,494,358,784
  5. Step 5: Solve for x
    x = 230,441,202,494,358,784/453,191,686.96
  6. Step 6: Final answer
    x = 508,485,060.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.