Home / 7,997,154,152.48-11,030,758,746.66-5,142,904,875.03

Finding the Fourth Proportional to 7,997,154,152.48, 11,030,758,746.66 and 5,142,904,875.03

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Solution

The fourth proportional to 7,997,154,152.48, 11,030,758,746.66 and 5,142,904,875.03 is: 7,093,791,347.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997,154,152.48 : 11,030,758,746.66 = 5,142,904,875.03 : x
  2. Step 2: Convert to fraction form
    7,997,154,152.48/11,030,758,746.66 = 5,142,904,875.03/x
  3. Step 3: Cross multiply
    7,997,154,152.48x = 11,030,758,746.66 × 5,142,904,875.03
  4. Step 4: Simplify right side
    7,997,154,152.48x = 56,730,142,933,477,523,456
  5. Step 5: Solve for x
    x = 56,730,142,933,477,523,456/7,997,154,152.48
  6. Step 6: Final answer
    x = 7,093,791,347.75

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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.