Home / 1,263,012,706.88-1,742,763,904.52-727,060,773.14

Finding the Fourth Proportional to 1,263,012,706.88, 1,742,763,904.52 and 727,060,773.14

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Solution

The fourth proportional to 1,263,012,706.88, 1,742,763,904.52 and 727,060,773.14 is: 1,003,232,402.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,012,706.88 : 1,742,763,904.52 = 727,060,773.14 : x
  2. Step 2: Convert to fraction form
    1,263,012,706.88/1,742,763,904.52 = 727,060,773.14/x
  3. Step 3: Cross multiply
    1,263,012,706.88x = 1,742,763,904.52 × 727,060,773.14
  4. Step 4: Simplify right side
    1,263,012,706.88x = 1,267,095,271,808,447,232
  5. Step 5: Solve for x
    x = 1,267,095,271,808,447,232/1,263,012,706.88
  6. Step 6: Final answer
    x = 1,003,232,402.11

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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.