Home / 10,077,731,841.60-15,116,597,762.40-8,894,106,446.40

Finding the Fourth Proportional to 10,077,731,841.60, 15,116,597,762.40 and 8,894,106,446.40

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Solution

The fourth proportional to 10,077,731,841.60, 15,116,597,762.40 and 8,894,106,446.40 is: 13,341,159,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077,731,841.60 : 15,116,597,762.40 = 8,894,106,446.40 : x
  2. Step 2: Convert to fraction form
    10,077,731,841.60/15,116,597,762.40 = 8,894,106,446.40/x
  3. Step 3: Cross multiply
    10,077,731,841.60x = 15,116,597,762.40 × 8,894,106,446.40
  4. Step 4: Simplify right side
    10,077,731,841.60x = 134,448,629,606,197,641,216
  5. Step 5: Solve for x
    x = 134,448,629,606,197,641,216/10,077,731,841.60
  6. Step 6: Final answer
    x = 13,341,159,669.60

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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.