Home / 7,547,904,009.60-11,321,856,014.40-5,343,911,894.40

Finding the Fourth Proportional to 7,547,904,009.60, 11,321,856,014.40 and 5,343,911,894.40

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Solution

The fourth proportional to 7,547,904,009.60, 11,321,856,014.40 and 5,343,911,894.40 is: 8,015,867,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547,904,009.60 : 11,321,856,014.40 = 5,343,911,894.40 : x
  2. Step 2: Convert to fraction form
    7,547,904,009.60/11,321,856,014.40 = 5,343,911,894.40/x
  3. Step 3: Cross multiply
    7,547,904,009.60x = 11,321,856,014.40 × 5,343,911,894.40
  4. Step 4: Simplify right side
    7,547,904,009.60x = 60,503,001,022,036,328,448
  5. Step 5: Solve for x
    x = 60,503,001,022,036,328,448/7,547,904,009.60
  6. Step 6: Final answer
    x = 8,015,867,841.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.