Home / 15,663,367,987.60-23,495,051,981.40-5,323,651,891.60

Finding the Fourth Proportional to 15,663,367,987.60, 23,495,051,981.40 and 5,323,651,891.60

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Solution

The fourth proportional to 15,663,367,987.60, 23,495,051,981.40 and 5,323,651,891.60 is: 7,985,477,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,663,367,987.60 : 23,495,051,981.40 = 5,323,651,891.60 : x
  2. Step 2: Convert to fraction form
    15,663,367,987.60/23,495,051,981.40 = 5,323,651,891.60/x
  3. Step 3: Cross multiply
    15,663,367,987.60x = 23,495,051,981.40 × 5,323,651,891.60
  4. Step 4: Simplify right side
    15,663,367,987.60x = 125,079,477,924,020,453,376
  5. Step 5: Solve for x
    x = 125,079,477,924,020,453,376/15,663,367,987.60
  6. Step 6: Final answer
    x = 7,985,477,837.40

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Double scale
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Similar ratio
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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.