Home / 1,045,806,086.60-1,570,220,784.30-788,824,838.60

Finding the Fourth Proportional to 1,045,806,086.60, 1,570,220,784.30 and 788,824,838.60

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Solution

The fourth proportional to 1,045,806,086.60, 1,570,220,784.30 and 788,824,838.60 is: 1,184,377,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,806,086.60 : 1,570,220,784.30 = 788,824,838.60 : x
  2. Step 2: Convert to fraction form
    1,045,806,086.60/1,570,220,784.30 = 788,824,838.60/x
  3. Step 3: Cross multiply
    1,045,806,086.60x = 1,570,220,784.30 × 788,824,838.60
  4. Step 4: Simplify right side
    1,045,806,086.60x = 1,238,629,156,741,812,992
  5. Step 5: Solve for x
    x = 1,238,629,156,741,812,992/1,045,806,086.60
  6. Step 6: Final answer
    x = 1,184,377,460.23

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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.