Home / 2,108,176,574.73-2,909,283,948.89-1,168,439,886.42

Finding the Fourth Proportional to 2,108,176,574.73, 2,909,283,948.89 and 1,168,439,886.42

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Solution

The fourth proportional to 2,108,176,574.73, 2,909,283,948.89 and 1,168,439,886.42 is: 1,612,447,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,176,574.73 : 2,909,283,948.89 = 1,168,439,886.42 : x
  2. Step 2: Convert to fraction form
    2,108,176,574.73/2,909,283,948.89 = 1,168,439,886.42/x
  3. Step 3: Cross multiply
    2,108,176,574.73x = 2,909,283,948.89 × 1,168,439,886.42
  4. Step 4: Simplify right side
    2,108,176,574.73x = 3,399,323,406,804,560,896
  5. Step 5: Solve for x
    x = 3,399,323,406,804,560,896/2,108,176,574.73
  6. Step 6: Final answer
    x = 1,612,447,196.10

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1.5x scale

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.