Home / 782,281,164,329.70-1,173,421,746,494.50-223,936,495,145.70

Finding the Fourth Proportional to 782,281,164,329.70, 1,173,421,746,494.50 and 223,936,495,145.70

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Solution

The fourth proportional to 782,281,164,329.70, 1,173,421,746,494.50 and 223,936,495,145.70 is: 335,904,742,718.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,281,164,329.70 : 1,173,421,746,494.50 = 223,936,495,145.70 : x
  2. Step 2: Convert to fraction form
    782,281,164,329.70/1,173,421,746,494.50 = 223,936,495,145.70/x
  3. Step 3: Cross multiply
    782,281,164,329.70x = 1,173,421,746,494.50 × 223,936,495,145.70
  4. Step 4: Simplify right side
    782,281,164,329.70x = 262,771,953,237,724,445,540,352
  5. Step 5: Solve for x
    x = 262,771,953,237,724,445,540,352/782,281,164,329.70
  6. Step 6: Final answer
    x = 335,904,742,718.54

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Double scale
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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.