Home / 1,173,653,779.65-1,619,658,008.22-637,816,081.10

Finding the Fourth Proportional to 1,173,653,779.65, 1,619,658,008.22 and 637,816,081.10

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Solution

The fourth proportional to 1,173,653,779.65, 1,619,658,008.22 and 637,816,081.10 is: 880,194,774.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,653,779.65 : 1,619,658,008.22 = 637,816,081.10 : x
  2. Step 2: Convert to fraction form
    1,173,653,779.65/1,619,658,008.22 = 637,816,081.10/x
  3. Step 3: Cross multiply
    1,173,653,779.65x = 1,619,658,008.22 × 637,816,081.10
  4. Step 4: Simplify right side
    1,173,653,779.65x = 1,033,043,923,517,013,760
  5. Step 5: Solve for x
    x = 1,033,043,923,517,013,760/1,173,653,779.65
  6. Step 6: Final answer
    x = 880,194,774.16

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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.