Home / 42,042,809,556.90-63,064,377,948.45-10,171,431,356.32

Finding the Fourth Proportional to 42,042,809,556.90, 63,064,377,948.45 and 10,171,431,356.32

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Solution

The fourth proportional to 42,042,809,556.90, 63,064,377,948.45 and 10,171,431,356.32 is: 15,257,186,617.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,042,809,556.90 : 63,064,377,948.45 = 10,171,431,356.32 : x
  2. Step 2: Convert to fraction form
    42,042,809,556.90/63,064,377,948.45 = 10,171,431,356.32/x
  3. Step 3: Cross multiply
    42,042,809,556.90x = 63,064,377,948.45 × 10,171,431,356.32
  4. Step 4: Simplify right side
    42,042,809,556.90x = 641,454,991,331,679,797,248
  5. Step 5: Solve for x
    x = 641,454,991,331,679,797,248/42,042,809,556.90
  6. Step 6: Final answer
    x = 15,257,186,617.45

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1.5x scale

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.