Home / 100,845,087.30-151,267,630.95-98,719,323.30

Finding the Fourth Proportional to 100,845,087.30, 151,267,630.95 and 98,719,323.30

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Solution

The fourth proportional to 100,845,087.30, 151,267,630.95 and 98,719,323.30 is: 148,078,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,845,087.30 : 151,267,630.95 = 98,719,323.30 : x
  2. Step 2: Convert to fraction form
    100,845,087.30/151,267,630.95 = 98,719,323.30/x
  3. Step 3: Cross multiply
    100,845,087.30x = 151,267,630.95 × 98,719,323.30
  4. Step 4: Simplify right side
    100,845,087.30x = 14,933,038,164,578,134
  5. Step 5: Solve for x
    x = 14,933,038,164,578,134/100,845,087.30
  6. Step 6: Final answer
    x = 148,078,984.95

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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.