Home / 1,665,544,108.80-2,495,292,854.40-1,357,166,611.20

Finding the Fourth Proportional to 1,665,544,108.80, 2,495,292,854.40 and 1,357,166,611.20

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Solution

The fourth proportional to 1,665,544,108.80, 2,495,292,854.40 and 1,357,166,611.20 is: 2,033,286,377.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,544,108.80 : 2,495,292,854.40 = 1,357,166,611.20 : x
  2. Step 2: Convert to fraction form
    1,665,544,108.80/2,495,292,854.40 = 1,357,166,611.20/x
  3. Step 3: Cross multiply
    1,665,544,108.80x = 2,495,292,854.40 × 1,357,166,611.20
  4. Step 4: Simplify right side
    1,665,544,108.80x = 3,386,528,147,157,623,296
  5. Step 5: Solve for x
    x = 3,386,528,147,157,623,296/1,665,544,108.80
  6. Step 6: Final answer
    x = 2,033,286,377.27

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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.