Home / 1,476,829,488.69-2,038,652,219.93-920,187,556.47

Finding the Fourth Proportional to 1,476,829,488.69, 2,038,652,219.93 and 920,187,556.47

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Solution

The fourth proportional to 1,476,829,488.69, 2,038,652,219.93 and 920,187,556.47 is: 1,270,249,828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,829,488.69 : 2,038,652,219.93 = 920,187,556.47 : x
  2. Step 2: Convert to fraction form
    1,476,829,488.69/2,038,652,219.93 = 920,187,556.47/x
  3. Step 3: Cross multiply
    1,476,829,488.69x = 2,038,652,219.93 × 920,187,556.47
  4. Step 4: Simplify right side
    1,476,829,488.69x = 1,875,942,404,744,926,720
  5. Step 5: Solve for x
    x = 1,875,942,404,744,926,720/1,476,829,488.69
  6. Step 6: Final answer
    x = 1,270,249,828.51

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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.