Home / 231,787,010,977.60-347,680,516,466.40-74,768,445,140.80

Finding the Fourth Proportional to 231,787,010,977.60, 347,680,516,466.40 and 74,768,445,140.80

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Solution

The fourth proportional to 231,787,010,977.60, 347,680,516,466.40 and 74,768,445,140.80 is: 112,152,667,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,010,977.60 : 347,680,516,466.40 = 74,768,445,140.80 : x
  2. Step 2: Convert to fraction form
    231,787,010,977.60/347,680,516,466.40 = 74,768,445,140.80/x
  3. Step 3: Cross multiply
    231,787,010,977.60x = 347,680,516,466.40 × 74,768,445,140.80
  4. Step 4: Simplify right side
    231,787,010,977.60x = 25,995,531,621,943,044,210,688
  5. Step 5: Solve for x
    x = 25,995,531,621,943,044,210,688/231,787,010,977.60
  6. Step 6: Final answer
    x = 112,152,667,711.20

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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.