Home / 247,779,320.58-341,978,263.74-143,414,937

Finding the Fourth Proportional to 247,779,320.58, 341,978,263.74 and 143,414,937

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Solution

The fourth proportional to 247,779,320.58, 341,978,263.74 and 143,414,937 is: 197,937,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,779,320.58 : 341,978,263.74 = 143,414,937 : x
  2. Step 2: Convert to fraction form
    247,779,320.58/341,978,263.74 = 143,414,937/x
  3. Step 3: Cross multiply
    247,779,320.58x = 341,978,263.74 × 143,414,937
  4. Step 4: Simplify right side
    247,779,320.58x = 49,044,791,149,641,488
  5. Step 5: Solve for x
    x = 49,044,791,149,641,488/247,779,320.58
  6. Step 6: Final answer
    x = 197,937,386.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.