Home / 5,370,670,856.16-7,411,191,837.24-2,959,218,401.20

Finding the Fourth Proportional to 5,370,670,856.16, 7,411,191,837.24 and 2,959,218,401.20

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Solution

The fourth proportional to 5,370,670,856.16, 7,411,191,837.24 and 2,959,218,401.20 is: 4,083,537,391.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,670,856.16 : 7,411,191,837.24 = 2,959,218,401.20 : x
  2. Step 2: Convert to fraction form
    5,370,670,856.16/7,411,191,837.24 = 2,959,218,401.20/x
  3. Step 3: Cross multiply
    5,370,670,856.16x = 7,411,191,837.24 × 2,959,218,401.20
  4. Step 4: Simplify right side
    5,370,670,856.16x = 21,931,335,259,583,840,256
  5. Step 5: Solve for x
    x = 21,931,335,259,583,840,256/5,370,670,856.16
  6. Step 6: Final answer
    x = 4,083,537,391.69

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Double scale
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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.