Home / 1,283,955,679.91-1,925,326,386.79-497,377,729.01

Finding the Fourth Proportional to 1,283,955,679.91, 1,925,326,386.79 and 497,377,729.01

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Solution

The fourth proportional to 1,283,955,679.91, 1,925,326,386.79 and 497,377,729.01 is: 745,831,402.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,955,679.91 : 1,925,326,386.79 = 497,377,729.01 : x
  2. Step 2: Convert to fraction form
    1,283,955,679.91/1,925,326,386.79 = 497,377,729.01/x
  3. Step 3: Cross multiply
    1,283,955,679.91x = 1,925,326,386.79 × 497,377,729.01
  4. Step 4: Simplify right side
    1,283,955,679.91x = 957,614,465,853,768,960
  5. Step 5: Solve for x
    x = 957,614,465,853,768,960/1,283,955,679.91
  6. Step 6: Final answer
    x = 745,831,402.78

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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.