Home / 1,232,413,735.83-1,700,913,492.05-780,333,722.48

Finding the Fourth Proportional to 1,232,413,735.83, 1,700,913,492.05 and 780,333,722.48

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Solution

The fourth proportional to 1,232,413,735.83, 1,700,913,492.05 and 780,333,722.48 is: 1,076,976,114.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,413,735.83 : 1,700,913,492.05 = 780,333,722.48 : x
  2. Step 2: Convert to fraction form
    1,232,413,735.83/1,700,913,492.05 = 780,333,722.48/x
  3. Step 3: Cross multiply
    1,232,413,735.83x = 1,700,913,492.05 × 780,333,722.48
  4. Step 4: Simplify right side
    1,232,413,735.83x = 1,327,280,156,867,832,320
  5. Step 5: Solve for x
    x = 1,327,280,156,867,832,320/1,232,413,735.83
  6. Step 6: Final answer
    x = 1,076,976,114.66

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Why These Related Problems?

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