Home / 9,351,461,657.56-12,905,013,009.72-5,064,675,174.04

Finding the Fourth Proportional to 9,351,461,657.56, 12,905,013,009.72 and 5,064,675,174.04

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Solution

The fourth proportional to 9,351,461,657.56, 12,905,013,009.72 and 5,064,675,174.04 is: 6,989,249,531.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351,461,657.56 : 12,905,013,009.72 = 5,064,675,174.04 : x
  2. Step 2: Convert to fraction form
    9,351,461,657.56/12,905,013,009.72 = 5,064,675,174.04/x
  3. Step 3: Cross multiply
    9,351,461,657.56x = 12,905,013,009.72 × 5,064,675,174.04
  4. Step 4: Simplify right side
    9,351,461,657.56x = 65,359,699,010,992,103,424
  5. Step 5: Solve for x
    x = 65,359,699,010,992,103,424/9,351,461,657.56
  6. Step 6: Final answer
    x = 6,989,249,531.72

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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.