Home / 7,997,154,152.25-11,030,758,746.35-5,142,904,874.79

Finding the Fourth Proportional to 7,997,154,152.25, 11,030,758,746.35 and 5,142,904,874.79

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Solution

The fourth proportional to 7,997,154,152.25, 11,030,758,746.35 and 5,142,904,874.79 is: 7,093,791,347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997,154,152.25 : 11,030,758,746.35 = 5,142,904,874.79 : x
  2. Step 2: Convert to fraction form
    7,997,154,152.25/11,030,758,746.35 = 5,142,904,874.79/x
  3. Step 3: Cross multiply
    7,997,154,152.25x = 11,030,758,746.35 × 5,142,904,874.79
  4. Step 4: Simplify right side
    7,997,154,152.25x = 56,730,142,929,235,845,120
  5. Step 5: Solve for x
    x = 56,730,142,929,235,845,120/7,997,154,152.25
  6. Step 6: Final answer
    x = 7,093,791,347.42

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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.