Home / 5,312,078,122.79-7,328,020,062.58-3,167,172,060.84

Finding the Fourth Proportional to 5,312,078,122.79, 7,328,020,062.58 and 3,167,172,060.84

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Solution

The fourth proportional to 5,312,078,122.79, 7,328,020,062.58 and 3,167,172,060.84 is: 4,369,118,801.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,078,122.79 : 7,328,020,062.58 = 3,167,172,060.84 : x
  2. Step 2: Convert to fraction form
    5,312,078,122.79/7,328,020,062.58 = 3,167,172,060.84/x
  3. Step 3: Cross multiply
    5,312,078,122.79x = 7,328,020,062.58 × 3,167,172,060.84
  4. Step 4: Simplify right side
    5,312,078,122.79x = 23,209,100,403,478,364,160
  5. Step 5: Solve for x
    x = 23,209,100,403,478,364,160/5,312,078,122.79
  6. Step 6: Final answer
    x = 4,369,118,801.91

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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.