Home / 748,267,271.65-1,032,122,282.39-479,918,055.96

Finding the Fourth Proportional to 748,267,271.65, 1,032,122,282.39 and 479,918,055.96

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Solution

The fourth proportional to 748,267,271.65, 1,032,122,282.39 and 479,918,055.96 is: 661,974,855.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,267,271.65 : 1,032,122,282.39 = 479,918,055.96 : x
  2. Step 2: Convert to fraction form
    748,267,271.65/1,032,122,282.39 = 479,918,055.96/x
  3. Step 3: Cross multiply
    748,267,271.65x = 1,032,122,282.39 × 479,918,055.96
  4. Step 4: Simplify right side
    748,267,271.65x = 495,334,119,277,606,912
  5. Step 5: Solve for x
    x = 495,334,119,277,606,912/748,267,271.65
  6. Step 6: Final answer
    x = 661,974,855.84

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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.