Home / 151,497,865.15-209,071,159.64-92,759,412.67

Finding the Fourth Proportional to 151,497,865.15, 209,071,159.64 and 92,759,412.67

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Solution

The fourth proportional to 151,497,865.15, 209,071,159.64 and 92,759,412.67 is: 128,010,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,497,865.15 : 209,071,159.64 = 92,759,412.67 : x
  2. Step 2: Convert to fraction form
    151,497,865.15/209,071,159.64 = 92,759,412.67/x
  3. Step 3: Cross multiply
    151,497,865.15x = 209,071,159.64 × 92,759,412.67
  4. Step 4: Simplify right side
    151,497,865.15x = 19,393,317,973,978,412
  5. Step 5: Solve for x
    x = 19,393,317,973,978,412/151,497,865.15
  6. Step 6: Final answer
    x = 128,010,503.35

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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.