Home / 542,779,889.58-749,035,680.75-295,260,653.34

Finding the Fourth Proportional to 542,779,889.58, 749,035,680.75 and 295,260,653.34

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Solution

The fourth proportional to 542,779,889.58, 749,035,680.75 and 295,260,653.34 is: 407,459,393.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,779,889.58 : 749,035,680.75 = 295,260,653.34 : x
  2. Step 2: Convert to fraction form
    542,779,889.58/749,035,680.75 = 295,260,653.34/x
  3. Step 3: Cross multiply
    542,779,889.58x = 749,035,680.75 × 295,260,653.34
  4. Step 4: Simplify right side
    542,779,889.58x = 221,160,764,473,216,640
  5. Step 5: Solve for x
    x = 221,160,764,473,216,640/542,779,889.58
  6. Step 6: Final answer
    x = 407,459,393.24

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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.