Home / 3,089,331,319.30-4,633,996,978.95-2,109,779,268.10

Finding the Fourth Proportional to 3,089,331,319.30, 4,633,996,978.95 and 2,109,779,268.10

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Solution

The fourth proportional to 3,089,331,319.30, 4,633,996,978.95 and 2,109,779,268.10 is: 3,164,668,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,331,319.30 : 4,633,996,978.95 = 2,109,779,268.10 : x
  2. Step 2: Convert to fraction form
    3,089,331,319.30/4,633,996,978.95 = 2,109,779,268.10/x
  3. Step 3: Cross multiply
    3,089,331,319.30x = 4,633,996,978.95 × 2,109,779,268.10
  4. Step 4: Simplify right side
    3,089,331,319.30x = 9,776,710,754,626,742,272
  5. Step 5: Solve for x
    x = 9,776,710,754,626,742,272/3,089,331,319.30
  6. Step 6: Final answer
    x = 3,164,668,902.15

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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.