Home / 1,266,764,218.22-1,900,462,821.78-893,999,938.58

Finding the Fourth Proportional to 1,266,764,218.22, 1,900,462,821.78 and 893,999,938.58

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Solution

The fourth proportional to 1,266,764,218.22, 1,900,462,821.78 and 893,999,938.58 is: 1,341,223,269.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,764,218.22 : 1,900,462,821.78 = 893,999,938.58 : x
  2. Step 2: Convert to fraction form
    1,266,764,218.22/1,900,462,821.78 = 893,999,938.58/x
  3. Step 3: Cross multiply
    1,266,764,218.22x = 1,900,462,821.78 × 893,999,938.58
  4. Step 4: Simplify right side
    1,266,764,218.22x = 1,699,013,645,944,893,440
  5. Step 5: Solve for x
    x = 1,699,013,645,944,893,440/1,266,764,218.22
  6. Step 6: Final answer
    x = 1,341,223,269.10

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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.