Home / 1,271,621,830.96-1,754,839,581.56-707,094,591.98

Finding the Fourth Proportional to 1,271,621,830.96, 1,754,839,581.56 and 707,094,591.98

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Solution

The fourth proportional to 1,271,621,830.96, 1,754,839,581.56 and 707,094,591.98 is: 975,791,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,621,830.96 : 1,754,839,581.56 = 707,094,591.98 : x
  2. Step 2: Convert to fraction form
    1,271,621,830.96/1,754,839,581.56 = 707,094,591.98/x
  3. Step 3: Cross multiply
    1,271,621,830.96x = 1,754,839,581.56 × 707,094,591.98
  4. Step 4: Simplify right side
    1,271,621,830.96x = 1,240,837,577,906,515,712
  5. Step 5: Solve for x
    x = 1,240,837,577,906,515,712/1,271,621,830.96
  6. Step 6: Final answer
    x = 975,791,345.90

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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.