Home / 5,312,078,117.40-7,328,020,055.16-3,167,172,055.44

Finding the Fourth Proportional to 5,312,078,117.40, 7,328,020,055.16 and 3,167,172,055.44

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Solution

The fourth proportional to 5,312,078,117.40, 7,328,020,055.16 and 3,167,172,055.44 is: 4,369,118,794.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,078,117.40 : 7,328,020,055.16 = 3,167,172,055.44 : x
  2. Step 2: Convert to fraction form
    5,312,078,117.40/7,328,020,055.16 = 3,167,172,055.44/x
  3. Step 3: Cross multiply
    5,312,078,117.40x = 7,328,020,055.16 × 3,167,172,055.44
  4. Step 4: Simplify right side
    5,312,078,117.40x = 23,209,100,340,406,640,640
  5. Step 5: Solve for x
    x = 23,209,100,340,406,640,640/5,312,078,117.40
  6. Step 6: Final answer
    x = 4,369,118,794.47

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1.5x scale

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.