Home / 1,174,686,468,890.90-1,621,067,405,023.40-653,830,709,417.15

Finding the Fourth Proportional to 1,174,686,468,890.90, 1,621,067,405,023.40 and 653,830,709,417.15

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Solution

The fourth proportional to 1,174,686,468,890.90, 1,621,067,405,023.40 and 653,830,709,417.15 is: 902,286,422,384.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,686,468,890.90 : 1,621,067,405,023.40 = 653,830,709,417.15 : x
  2. Step 2: Convert to fraction form
    1,174,686,468,890.90/1,621,067,405,023.40 = 653,830,709,417.15/x
  3. Step 3: Cross multiply
    1,174,686,468,890.90x = 1,621,067,405,023.40 × 653,830,709,417.15
  4. Step 4: Simplify right side
    1,174,686,468,890.90x = 1,059,903,651,439,468,060,082,176
  5. Step 5: Solve for x
    x = 1,059,903,651,439,468,060,082,176/1,174,686,468,890.90
  6. Step 6: Final answer
    x = 902,286,422,384.86

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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.